diff --git a/api/config_test.go b/api/config_test.go
index fe57861..0487dbe 100644
--- a/api/config_test.go
+++ b/api/config_test.go
@@ -15,8 +15,7 @@ func getConfigTest() Config {
 	var rollupPublicConstants common.RollupConstants
 	rollupPublicConstants.AbsoluteMaxL1L2BatchTimeout = 240
 	rollupPublicConstants.HermezAuctionContract = ethCommon.HexToAddress("0x500D1d6A4c7D8Ae28240b47c8FCde034D827fD5e")
-	rollupPublicConstants.HermezGovernanceDAOAddress = ethCommon.HexToAddress("0xeAD9C93b79Ae7C1591b1FB5323BD777E86e150d4")
-	rollupPublicConstants.SafetyAddress = ethCommon.HexToAddress("0xE5904695748fe4A84b40b3fc79De2277660BD1D3")
+	rollupPublicConstants.HermezGovernanceAddress = ethCommon.HexToAddress("0xeAD9C93b79Ae7C1591b1FB5323BD777E86e150d4")
 	rollupPublicConstants.TokenHEZ = ethCommon.HexToAddress("0xf784709d2317D872237C4bC22f867d1BAe2913AB")
 	rollupPublicConstants.WithdrawDelayerContract = ethCommon.HexToAddress("0xD6C850aeBFDC46D7F4c207e445cC0d6B0919BDBe")
 	var verifier common.RollupVerifierStruct
diff --git a/common/ethrollup.go b/common/ethrollup.go
index c376564..d827d17 100644
--- a/common/ethrollup.go
+++ b/common/ethrollup.go
@@ -34,8 +34,8 @@ import (
 // WithdrawDelayerVars contains the Withdrawal Delayer smart contract variables
 // type WithdrawDelayerVars struct {
 // 	HermezRollupAddress        eth.Address
-// 	HermezGovernanceDAOAddress eth.Address
-// 	WhiteHackGroupAddress      eth.Address
+// 	HermezGovernanceAddress eth.Address
+// 	EmergencyCouncilAddress      eth.Address
 // 	WithdrawalDelay            uint
 // 	EmergencyModeStartingTime  time.Time
 // 	EmergencyModeEnabled       bool
@@ -142,8 +142,7 @@ type RollupConstants struct {
 	TokenHEZ                    ethCommon.Address      `json:"tokenHEZ"`
 	Verifiers                   []RollupVerifierStruct `json:"verifiers"`
 	HermezAuctionContract       ethCommon.Address      `json:"hermezAuctionContract"`
-	HermezGovernanceDAOAddress  ethCommon.Address      `json:"hermezGovernanceDAOAddress"`
-	SafetyAddress               ethCommon.Address      `json:"safetyAddress"`
+	HermezGovernanceAddress     ethCommon.Address      `json:"hermezGovernanceAddress"`
 	WithdrawDelayerContract     ethCommon.Address      `json:"withdrawDelayerContract"`
 }
 
diff --git a/common/ethwdelayer.go b/common/ethwdelayer.go
index 82eaafd..3a3b5e2 100644
--- a/common/ethwdelayer.go
+++ b/common/ethwdelayer.go
@@ -16,12 +16,11 @@ type WDelayerConstants struct {
 type WDelayerVariables struct {
 	EthBlockNum int64 `json:"ethereumBlockNum" meddler:"eth_block_num"`
 	// HermezRollupAddress        ethCommon.Address `json:"hermezRollupAddress" meddler:"rollup_address"`
-	HermezGovernanceDAOAddress ethCommon.Address `json:"hermezGovernanceDAOAddress" meddler:"govdao_address" validate:"required"`
-	WhiteHackGroupAddress      ethCommon.Address `json:"whiteHackGroupAddress" meddler:"whg_address" validate:"required"`
-	HermezKeeperAddress        ethCommon.Address `json:"hermezKeeperAddress" meddler:"keeper_address" validate:"required"`
-	WithdrawalDelay            uint64            `json:"withdrawalDelay" meddler:"withdrawal_delay" validate:"required"`
-	EmergencyModeStartingTime  uint64            `json:"emergencyModeStartingTime" meddler:"emergency_start_time"`
-	EmergencyMode              bool              `json:"emergencyMode" meddler:"emergency_mode"`
+	HermezGovernanceAddress   ethCommon.Address `json:"hermezGovernanceAddress" meddler:"govdao_address" validate:"required"`
+	EmergencyCouncilAddress   ethCommon.Address `json:"whiteHackGroupAddress" meddler:"whg_address" validate:"required"`
+	WithdrawalDelay           uint64            `json:"withdrawalDelay" meddler:"withdrawal_delay" validate:"required"`
+	EmergencyModeStartingTime uint64            `json:"emergencyModeStartingTime" meddler:"emergency_start_time"`
+	EmergencyMode             bool              `json:"emergencyMode" meddler:"emergency_mode"`
 }
 
 // Copy returns a deep copy of the Variables
diff --git a/common/l1tx.go b/common/l1tx.go
index 278faef..a529eaf 100644
--- a/common/l1tx.go
+++ b/common/l1tx.go
@@ -217,6 +217,29 @@ func (tx *L1Tx) BytesDataAvailability(nLevels uint32) ([]byte, error) {
 	return b[:], nil
 }
 
+// L1TxFromDataAvailability decodes a L1Tx from []byte (Data Availability)
+func L1TxFromDataAvailability(b []byte, nLevels uint32) (*L1Tx, error) {
+	idxLen := nLevels / 8 //nolint:gomnd
+
+	fromIdxBytes := b[0:idxLen]
+	toIdxBytes := b[idxLen : idxLen*2]
+	amountBytes := b[idxLen*2 : idxLen*2+2]
+
+	l1tx := L1Tx{}
+	fromIdx, err := IdxFromBytes(ethCommon.LeftPadBytes(fromIdxBytes, 6))
+	if err != nil {
+		return nil, err
+	}
+	l1tx.FromIdx = fromIdx
+	toIdx, err := IdxFromBytes(ethCommon.LeftPadBytes(toIdxBytes, 6))
+	if err != nil {
+		return nil, err
+	}
+	l1tx.ToIdx = toIdx
+	l1tx.EffectiveAmount = Float16FromBytes(amountBytes).BigInt()
+	return &l1tx, nil
+}
+
 // BytesGeneric returns the generic representation of a L1Tx. This method is
 // used to compute the []byte representation of a L1UserTx, and also to compute
 // the L1TxData for the ZKInputs (at the HashGlobalInputs), using this method
diff --git a/common/l1tx_test.go b/common/l1tx_test.go
index 31d5f2e..64d55e7 100644
--- a/common/l1tx_test.go
+++ b/common/l1tx_test.go
@@ -87,6 +87,31 @@ func TestBytesDataAvailability(t *testing.T) {
 	assert.Equal(t, "0000000200000003000400", hex.EncodeToString(txCompressedData))
 }
 
+func TestL1TxFromDataAvailability(t *testing.T) {
+	tx := L1Tx{
+		FromIdx: 2,
+		ToIdx:   3,
+		Amount:  big.NewInt(4),
+	}
+	txCompressedData, err := tx.BytesDataAvailability(32)
+	assert.Nil(t, err)
+	l1tx, err := L1TxFromDataAvailability(txCompressedData, 32)
+	assert.Equal(t, tx.FromIdx, l1tx.FromIdx)
+	assert.Equal(t, tx.ToIdx, l1tx.ToIdx)
+
+	tx = L1Tx{
+		FromIdx:         2,
+		ToIdx:           3,
+		EffectiveAmount: big.NewInt(4),
+	}
+	txCompressedData, err = tx.BytesDataAvailability(32)
+	assert.Nil(t, err)
+	l1tx, err = L1TxFromDataAvailability(txCompressedData, 32)
+	assert.Equal(t, tx.FromIdx, l1tx.FromIdx)
+	assert.Equal(t, tx.ToIdx, l1tx.ToIdx)
+	assert.Equal(t, tx.EffectiveAmount, l1tx.EffectiveAmount)
+}
+
 func TestL1userTxByteParsers(t *testing.T) {
 	var pkComp babyjub.PublicKeyComp
 	pkCompL := []byte("0x56ca90f80d7c374ae7485e9bcc47d4ac399460948da6aeeb899311097925a72c")
diff --git a/common/l2tx.go b/common/l2tx.go
index 3fb239f..da78bd0 100644
--- a/common/l2tx.go
+++ b/common/l2tx.go
@@ -134,8 +134,8 @@ func (tx L2Tx) BytesDataAvailability(nLevels uint32) ([]byte, error) {
 	return b[:], nil
 }
 
-// L2TxFromBytes decodes a L1Tx from []byte
-func L2TxFromBytes(b []byte, nLevels int) (*L2Tx, error) {
+// L2TxFromBytesDataAvailability decodes a L2Tx from []byte (Data Availability)
+func L2TxFromBytesDataAvailability(b []byte, nLevels int) (*L2Tx, error) {
 	idxLen := nLevels / 8 //nolint:gomnd
 	tx := &L2Tx{}
 	var err error
diff --git a/common/l2tx_test.go b/common/l2tx_test.go
index 4fdd04c..1a87fda 100644
--- a/common/l2tx_test.go
+++ b/common/l2tx_test.go
@@ -36,7 +36,7 @@ func TestL2TxByteParsers(t *testing.T) {
 	require.Nil(t, err)
 	assert.Equal(t, expected, hex.EncodeToString(encodedData))
 
-	decodedData, err := L2TxFromBytes(encodedData, 32)
+	decodedData, err := L2TxFromBytesDataAvailability(encodedData, 32)
 	require.Nil(t, err)
 	assert.Equal(t, l2Tx, decodedData)
 }
diff --git a/eth/README.md b/eth/README.md
index 6219ad8..f9f345f 100644
--- a/eth/README.md
+++ b/eth/README.md
@@ -8,7 +8,7 @@ The first step is to clone the github repository where the contracts are located
 
 While the prepared deployment is not found to master, branch in repository must be changed:
 
-`git checkout feature/newDeploymentScript-ethclient` (tested with commit `af4c93916d6cd93d866c121cc63b6a6794f649b2`)
+`git checkout feature/newDeploymentScript-eth` (tested with commit `f3b627d2145a029fd967f05c1fd32f23d614ec8e`)
 
 Now, install the dependencies:
 
@@ -27,7 +27,7 @@ Now, in a terminal start a local blockchain with ganache:
 ```
 Once ganache is ready, in another terminal run the deployment in the local ganache network:
 ```
-npx buidler run --network ganache test-deployment.js
+npx buidler run --network localhostMnemonic test-deployment.js
 ```
 
 An output file necessary for the next step is obtained: `deploy-output`.
@@ -42,13 +42,13 @@ They must be taken from the output file of the previous step.
 They can be provided by file called `.env`:
 
 ```
-GENESIS_BLOCK=97
-AUCTION="0x5E0816F0f8bC560cB2B9e9C87187BeCac8c2021F"
-AUCTION_TEST="0x56D4563E85477AC8Aa6a3b980b831DDb18a826ec"
-TOKENHEZ="0x2b7dEe2CF60484325716A1c6A193519c8c3b19F3"
-HERMEZ="0x6F4e99522F4eB37e0B73D0C0373147893EF12fD5"
-WDELAYER="0x5D94e3e7aeC542aB0F9129B9a7BAdeb5B3Ca0f77"
-WDELAYER_TEST="0xdc05EFc3029024068FCc86f05323411f14D69280"
+GENESIS_BLOCK=98
+AUCTION="0x317113D2593e3efF1FfAE0ba2fF7A61861Df7ae5"
+AUCTION_TEST="0x2b7dEe2CF60484325716A1c6A193519c8c3b19F3"
+TOKENHEZ="0x5D94e3e7aeC542aB0F9129B9a7BAdeb5B3Ca0f77"
+HERMEZ="0x8EEaea23686c319133a7cC110b840d1591d9AeE0"
+WDELAYER="0x5E0816F0f8bC560cB2B9e9C87187BeCac8c2021F"
+WDELAYER_TEST="0xc8F466fFeF9E9788fb363c2F4fBDdF2cAe477805"
 ```
 
 > An example is found in `hermez-node/eth/.env.example`
@@ -59,4 +59,4 @@ And then run test from `hermez-node/eth/`:
 
 Or they can be provided as a parameter in the command that runs the test:
 
-`INTEGRATION=1 GENESIS_BLOCK=97 AUCTION="0x5E0816F0f8bC560cB2B9e9C87187BeCac8c2021F" AUCTION_TEST="0x56D4563E85477AC8Aa6a3b980b831DDb18a826ec" TOKENHEZ="0x2b7dEe2CF60484325716A1c6A193519c8c3b19F3" HERMEZ="0x6F4e99522F4eB37e0B73D0C0373147893EF12fD5" WDELAYER="0x5D94e3e7aeC542aB0F9129B9a7BAdeb5B3Ca0f77" WDELAYER_TEST="0xdc05EFc3029024068FCc86f05323411f14D69280" go test`
+`INTEGRATION=1 GENESIS_BLOCK=98 AUCTION="0x317113D2593e3efF1FfAE0ba2fF7A61861Df7ae5" AUCTION_TEST="0x2b7dEe2CF60484325716A1c6A193519c8c3b19F3" TOKENHEZ="0x5D94e3e7aeC542aB0F9129B9a7BAdeb5B3Ca0f77" HERMEZ="0x8EEaea23686c319133a7cC110b840d1591d9AeE0" WDELAYER="0x5E0816F0f8bC560cB2B9e9C87187BeCac8c2021F" WDELAYER_TEST="0xc8F466fFeF9E9788fb363c2F4fBDdF2cAe477805" go test`
diff --git a/eth/auction.go b/eth/auction.go
index da860b9..a56444f 100644
--- a/eth/auction.go
+++ b/eth/auction.go
@@ -32,10 +32,11 @@ type SlotState struct {
 // NewSlotState returns an empty SlotState
 func NewSlotState() *SlotState {
 	return &SlotState{
-		Bidder:       ethCommon.Address{},
-		Fulfilled:    false,
-		BidAmount:    big.NewInt(0),
-		ClosedMinBid: big.NewInt(0),
+		Bidder:           ethCommon.Address{},
+		Fulfilled:        false,
+		ForgerCommitment: false,
+		BidAmount:        big.NewInt(0),
+		ClosedMinBid:     big.NewInt(0),
 	}
 }
 
@@ -84,7 +85,8 @@ type AuctionEventNewDonationAddress struct {
 
 // AuctionEventNewBootCoordinator is an event of the Auction Smart Contract
 type AuctionEventNewBootCoordinator struct {
-	NewBootCoordinator ethCommon.Address
+	NewBootCoordinator    ethCommon.Address
+	NewBootCoordinatorURL string
 }
 
 // AuctionEventNewOpenAuctionSlots is an event of the Auction Smart Contract
@@ -187,7 +189,7 @@ type AuctionInterface interface {
 	AuctionGetAllocationRatio() ([3]uint16, error)
 	AuctionSetDonationAddress(newDonationAddress ethCommon.Address) (*types.Transaction, error)
 	AuctionGetDonationAddress() (*ethCommon.Address, error)
-	AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address) (*types.Transaction, error)
+	AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address, newBootCoordinatorURL string) (*types.Transaction, error)
 	AuctionGetBootCoordinator() (*ethCommon.Address, error)
 	AuctionChangeDefaultSlotSetBid(slotSet int64, newInitialMinBid *big.Int) (*types.Transaction, error)
 
@@ -408,11 +410,11 @@ func (c *AuctionClient) AuctionGetDonationAddress() (donationAddress *ethCommon.
 }
 
 // AuctionSetBootCoordinator is the interface to call the smart contract function
-func (c *AuctionClient) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *AuctionClient) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address, newBootCoordinatorURL string) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			return c.auction.SetBootCoordinator(auth, newBootCoordinator)
+			return c.auction.SetBootCoordinator(auth, newBootCoordinator, newBootCoordinatorURL)
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed setting bootCoordinator: %w", err))
@@ -642,6 +644,10 @@ func (c *AuctionClient) AuctionConstants() (auctionConstants *common.AuctionCons
 		if err != nil {
 			return tracerr.Wrap(err)
 		}
+		auctionConstants.GovernanceAddress, err = c.auction.GovernanceAddress(nil)
+		if err != nil {
+			return tracerr.Wrap(err)
+		}
 		auctionConstants.TokenHEZ, err = c.auction.TokenHEZ(nil)
 		return tracerr.Wrap(err)
 	}); err != nil {
@@ -703,7 +709,7 @@ var (
 	logAuctionNewClosedAuctionSlots = crypto.Keccak256Hash([]byte("NewClosedAuctionSlots(uint16)"))
 	logAuctionNewOutbidding         = crypto.Keccak256Hash([]byte("NewOutbidding(uint16)"))
 	logAuctionNewDonationAddress    = crypto.Keccak256Hash([]byte("NewDonationAddress(address)"))
-	logAuctionNewBootCoordinator    = crypto.Keccak256Hash([]byte("NewBootCoordinator(address)"))
+	logAuctionNewBootCoordinator    = crypto.Keccak256Hash([]byte("NewBootCoordinator(address,string)"))
 	logAuctionNewOpenAuctionSlots   = crypto.Keccak256Hash([]byte("NewOpenAuctionSlots(uint16)"))
 	logAuctionNewAllocationRatio    = crypto.Keccak256Hash([]byte("NewAllocationRatio(uint16[3])"))
 	logAuctionSetCoordinator        = crypto.Keccak256Hash([]byte("SetCoordinator(address,address,string)"))
@@ -780,6 +786,9 @@ func (c *AuctionClient) AuctionEventsByBlock(blockNum int64) (*AuctionEvents, *e
 			auctionEvents.NewDonationAddress = append(auctionEvents.NewDonationAddress, newDonationAddress)
 		case logAuctionNewBootCoordinator:
 			var newBootCoordinator AuctionEventNewBootCoordinator
+			if err := c.contractAbi.Unpack(&newBootCoordinator, "NewBootCoordinator", vLog.Data); err != nil {
+				return nil, nil, tracerr.Wrap(err)
+			}
 			newBootCoordinator.NewBootCoordinator = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
 			auctionEvents.NewBootCoordinator = append(auctionEvents.NewBootCoordinator, newBootCoordinator)
 		case logAuctionNewOpenAuctionSlots:
diff --git a/eth/auction_test.go b/eth/auction_test.go
index 0a09eaa..eb88fea 100644
--- a/eth/auction_test.go
+++ b/eth/auction_test.go
@@ -38,6 +38,7 @@ func TestAuctionConstants(t *testing.T) {
 	assert.Equal(t, auctionConstants.HermezRollup, hermezRollupTestAddressConst)
 	assert.Equal(t, auctionConstants.InitialMinimalBidding, INITMINBID)
 	assert.Equal(t, auctionConstants.TokenHEZ, tokenHEZAddressConst)
+	assert.Equal(t, auctionConstants.GovernanceAddress, governanceAddressConst)
 }
 
 func TestAuctionVariables(t *testing.T) {
@@ -199,8 +200,10 @@ func TestAuctionSetDonationAddress(t *testing.T) {
 
 func TestAuctionSetBootCoordinator(t *testing.T) {
 	newBootCoordinator := governanceAddressConst
+	bootCoordinatorURL := "https://boot.coordinator2.io"
+	newBootCoordinatorURL := "https://boot.coordinator2.io"
 
-	_, err := auctionClientTest.AuctionSetBootCoordinator(newBootCoordinator)
+	_, err := auctionClientTest.AuctionSetBootCoordinator(newBootCoordinator, newBootCoordinatorURL)
 	require.Nil(t, err)
 	bootCoordinator, err := auctionClientTest.AuctionGetBootCoordinator()
 	require.Nil(t, err)
@@ -210,7 +213,8 @@ func TestAuctionSetBootCoordinator(t *testing.T) {
 	auctionEvents, _, err := auctionClientTest.AuctionEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
 	assert.Equal(t, newBootCoordinator, auctionEvents.NewBootCoordinator[0].NewBootCoordinator)
-	_, err = auctionClientTest.AuctionSetBootCoordinator(bootCoordinatorAddressConst)
+	assert.Equal(t, newBootCoordinatorURL, auctionEvents.NewBootCoordinator[0].NewBootCoordinatorURL)
+	_, err = auctionClientTest.AuctionSetBootCoordinator(bootCoordinatorAddressConst, bootCoordinatorURL)
 	require.Nil(t, err)
 }
 
diff --git a/eth/contracts/README.md b/eth/contracts/README.md
index 041f5f7..cb725b6 100644
--- a/eth/contracts/README.md
+++ b/eth/contracts/README.md
@@ -11,7 +11,7 @@ abigen --abi=HEZ.abi --bin=HEZ.bin --pkg=HEZ --out=HEZ.go
 You must compile the contracts to get the `.bin` and `.abi` files. The contracts used are in the repo: https://github.com/hermeznetwork/contracts
 
 Branch: `feature/newDeploymentScript`
-Specifically they have been processed in the commit with hash: `4489f8e7fe4dd17cf22f1e96741b09bdf81946d8`
+Specifically they have been processed in the commit with hash: `254dc035142c56553d6d4ee9b2ea9d97259357c2`
 
 Versions:
 ```
diff --git a/eth/contracts/auction/HermezAuctionProtocol.go b/eth/contracts/auction/HermezAuctionProtocol.go
index 8dc9c08..8f94488 100644
--- a/eth/contracts/auction/HermezAuctionProtocol.go
+++ b/eth/contracts/auction/HermezAuctionProtocol.go
@@ -13,7 +13,6 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/hermeznetwork/tracerr"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -28,21 +27,21 @@ var (
 )
 
 // HermezAuctionProtocolABI is the input ABI used to generate the binding from.
-const HermezAuctionProtocolABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"}],\"name\":\"HEZClaimed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16[3]\",\"name\":\"newAllocationRatio\",\"type\":\"uint16[3]\"}],\"name\":\"NewAllocationRatio\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"bidAmount\",\"type\":\"uint128\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"}],\"name\":\"NewBid\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newBootCoordinator\",\"type\":\"address\"}],\"name\":\"NewBootCoordinator\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"newClosedAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"NewClosedAuctionSlots\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"slotSet\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"newInitialMinBid\",\"type\":\"uint128\"}],\"name\":\"NewDefaultSlotSetBid\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newDonationAddress\",\"type\":\"address\"}],\"name\":\"NewDonationAddress\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint128\",\"name\":\"slotToForge\",\"type\":\"uint128\"}],\"name\":\"NewForge\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint128\",\"name\":\"slotToForge\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"burnAmount\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"donationAmount\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"governanceAmount\",\"type\":\"uint128\"}],\"name\":\"NewForgeAllocated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"newOpenAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"NewOpenAuctionSlots\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"newOutbidding\",\"type\":\"uint16\"}],\"name\":\"NewOutbidding\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"newSlotDeadline\",\"type\":\"uint8\"}],\"name\":\"NewSlotDeadline\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"coordinatorURL\",\"type\":\"string\"}],\"name\":\"SetCoordinator\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BLOCKS_PER_SLOT\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"INITIAL_MINIMAL_BIDDING\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"blockNumber\",\"type\":\"uint256\"}],\"name\":\"canForge\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slotSet\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"newInitialMinBid\",\"type\":\"uint128\"}],\"name\":\"changeDefaultSlotSetBid\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimHEZ\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"coordinators\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"coordinatorURL\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"}],\"name\":\"forge\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"genesisBlock\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getAllocationRatio\",\"outputs\":[{\"internalType\":\"uint16[3]\",\"name\":\"\",\"type\":\"uint16[3]\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBootCoordinator\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"}],\"name\":\"getClaimableHEZ\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getClosedAuctionSlots\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getCurrentSlotNumber\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"slotSet\",\"type\":\"uint8\"}],\"name\":\"getDefaultSlotSetBid\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getDonationAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"}],\"name\":\"getMinBidBySlot\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getOpenAuctionSlots\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getOutbidding\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getSlotDeadline\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"blockNumber\",\"type\":\"uint128\"}],\"name\":\"getSlotNumber\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"}],\"name\":\"getSlotSet\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"uint128\",\"name\":\"genesis\",\"type\":\"uint128\"},{\"internalType\":\"address\",\"name\":\"hermezRollupAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"governanceAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"donationAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"bootCoordinatorAddress\",\"type\":\"address\"}],\"name\":\"hermezAuctionProtocolInitializer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezRollup\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"pendingBalances\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"bidAmount\",\"type\":\"uint128\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"processBid\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"startingSlot\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"endingSlot\",\"type\":\"uint128\"},{\"internalType\":\"bool[6]\",\"name\":\"slotSets\",\"type\":\"bool[6]\"},{\"internalType\":\"uint128\",\"name\":\"maxBid\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"minBid\",\"type\":\"uint128\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"processMultiBid\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16[3]\",\"name\":\"newAllocationRatio\",\"type\":\"uint16[3]\"}],\"name\":\"setAllocationRatio\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newBootCoordinator\",\"type\":\"address\"}],\"name\":\"setBootCoordinator\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16\",\"name\":\"newClosedAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"setClosedAuctionSlots\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"coordinatorURL\",\"type\":\"string\"}],\"name\":\"setCoordinator\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newDonationAddress\",\"type\":\"address\"}],\"name\":\"setDonationAddress\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16\",\"name\":\"newOpenAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"setOpenAuctionSlots\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16\",\"name\":\"newOutbidding\",\"type\":\"uint16\"}],\"name\":\"setOutbidding\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"newDeadline\",\"type\":\"uint8\"}],\"name\":\"setSlotDeadline\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"name\":\"slots\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"},{\"internalType\":\"bool\",\"name\":\"fulfilled\",\"type\":\"bool\"},{\"internalType\":\"uint128\",\"name\":\"bidAmount\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"closedMinBid\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"tokenHEZ\",\"outputs\":[{\"internalType\":\"contractIHEZToken\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]"
+const HermezAuctionProtocolABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"}],\"name\":\"HEZClaimed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16[3]\",\"name\":\"newAllocationRatio\",\"type\":\"uint16[3]\"}],\"name\":\"NewAllocationRatio\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"bidAmount\",\"type\":\"uint128\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"}],\"name\":\"NewBid\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newBootCoordinator\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"newBootCoordinatorURL\",\"type\":\"string\"}],\"name\":\"NewBootCoordinator\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"newClosedAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"NewClosedAuctionSlots\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"slotSet\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"newInitialMinBid\",\"type\":\"uint128\"}],\"name\":\"NewDefaultSlotSetBid\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newDonationAddress\",\"type\":\"address\"}],\"name\":\"NewDonationAddress\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint128\",\"name\":\"slotToForge\",\"type\":\"uint128\"}],\"name\":\"NewForge\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint128\",\"name\":\"slotToForge\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"burnAmount\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"donationAmount\",\"type\":\"uint128\"},{\"indexed\":false,\"internalType\":\"uint128\",\"name\":\"governanceAmount\",\"type\":\"uint128\"}],\"name\":\"NewForgeAllocated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"newOpenAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"NewOpenAuctionSlots\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"newOutbidding\",\"type\":\"uint16\"}],\"name\":\"NewOutbidding\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"newSlotDeadline\",\"type\":\"uint8\"}],\"name\":\"NewSlotDeadline\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"string\",\"name\":\"coordinatorURL\",\"type\":\"string\"}],\"name\":\"SetCoordinator\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"BLOCKS_PER_SLOT\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"INITIAL_MINIMAL_BIDDING\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"bootCoordinatorURL\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"blockNumber\",\"type\":\"uint256\"}],\"name\":\"canForge\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slotSet\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"newInitialMinBid\",\"type\":\"uint128\"}],\"name\":\"changeDefaultSlotSetBid\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimHEZ\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"}],\"name\":\"claimPendingHEZ\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"coordinators\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"coordinatorURL\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"}],\"name\":\"forge\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"genesisBlock\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getAllocationRatio\",\"outputs\":[{\"internalType\":\"uint16[3]\",\"name\":\"\",\"type\":\"uint16[3]\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBootCoordinator\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"}],\"name\":\"getClaimableHEZ\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getClosedAuctionSlots\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getCurrentSlotNumber\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"slotSet\",\"type\":\"uint8\"}],\"name\":\"getDefaultSlotSetBid\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getDonationAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"}],\"name\":\"getMinBidBySlot\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getOpenAuctionSlots\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getOutbidding\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getSlotDeadline\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"blockNumber\",\"type\":\"uint128\"}],\"name\":\"getSlotNumber\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"}],\"name\":\"getSlotSet\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"governanceAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"uint128\",\"name\":\"genesis\",\"type\":\"uint128\"},{\"internalType\":\"address\",\"name\":\"hermezRollupAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_governanceAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"donationAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"bootCoordinatorAddress\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"_bootCoordinatorURL\",\"type\":\"string\"}],\"name\":\"hermezAuctionProtocolInitializer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezRollup\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"pendingBalances\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"slot\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"bidAmount\",\"type\":\"uint128\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"processBid\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"amount\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"startingSlot\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"endingSlot\",\"type\":\"uint128\"},{\"internalType\":\"bool[6]\",\"name\":\"slotSets\",\"type\":\"bool[6]\"},{\"internalType\":\"uint128\",\"name\":\"maxBid\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"minBid\",\"type\":\"uint128\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"processMultiBid\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16[3]\",\"name\":\"newAllocationRatio\",\"type\":\"uint16[3]\"}],\"name\":\"setAllocationRatio\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newBootCoordinator\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"newBootCoordinatorURL\",\"type\":\"string\"}],\"name\":\"setBootCoordinator\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16\",\"name\":\"newClosedAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"setClosedAuctionSlots\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"forger\",\"type\":\"address\"},{\"internalType\":\"string\",\"name\":\"coordinatorURL\",\"type\":\"string\"}],\"name\":\"setCoordinator\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newDonationAddress\",\"type\":\"address\"}],\"name\":\"setDonationAddress\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16\",\"name\":\"newOpenAuctionSlots\",\"type\":\"uint16\"}],\"name\":\"setOpenAuctionSlots\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint16\",\"name\":\"newOutbidding\",\"type\":\"uint16\"}],\"name\":\"setOutbidding\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"newDeadline\",\"type\":\"uint8\"}],\"name\":\"setSlotDeadline\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"name\":\"slots\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"bidder\",\"type\":\"address\"},{\"internalType\":\"bool\",\"name\":\"fulfilled\",\"type\":\"bool\"},{\"internalType\":\"bool\",\"name\":\"forgerCommitment\",\"type\":\"bool\"},{\"internalType\":\"uint128\",\"name\":\"bidAmount\",\"type\":\"uint128\"},{\"internalType\":\"uint128\",\"name\":\"closedMinBid\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"tokenHEZ\",\"outputs\":[{\"internalType\":\"contractIHEZToken\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]"
 
 // HermezAuctionProtocolBin is the compiled bytecode used for deploying new contracts.
-var HermezAuctionProtocolBin = 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+var HermezAuctionProtocolBin = 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
 // DeployHermezAuctionProtocol deploys a new Ethereum contract, binding an instance of HermezAuctionProtocol to it.
 func DeployHermezAuctionProtocol(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *HermezAuctionProtocol, error) {
 	parsed, err := abi.JSON(strings.NewReader(HermezAuctionProtocolABI))
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 
 	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(HermezAuctionProtocolBin), backend)
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 	return address, tx, &HermezAuctionProtocol{HermezAuctionProtocolCaller: HermezAuctionProtocolCaller{contract: contract}, HermezAuctionProtocolTransactor: HermezAuctionProtocolTransactor{contract: contract}, HermezAuctionProtocolFilterer: HermezAuctionProtocolFilterer{contract: contract}}, nil
 }
@@ -110,7 +109,7 @@ type HermezAuctionProtocolTransactorRaw struct {
 func NewHermezAuctionProtocol(address common.Address, backend bind.ContractBackend) (*HermezAuctionProtocol, error) {
 	contract, err := bindHermezAuctionProtocol(address, backend, backend, backend)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocol{HermezAuctionProtocolCaller: HermezAuctionProtocolCaller{contract: contract}, HermezAuctionProtocolTransactor: HermezAuctionProtocolTransactor{contract: contract}, HermezAuctionProtocolFilterer: HermezAuctionProtocolFilterer{contract: contract}}, nil
 }
@@ -119,7 +118,7 @@ func NewHermezAuctionProtocol(address common.Address, backend bind.ContractBacke
 func NewHermezAuctionProtocolCaller(address common.Address, caller bind.ContractCaller) (*HermezAuctionProtocolCaller, error) {
 	contract, err := bindHermezAuctionProtocol(address, caller, nil, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolCaller{contract: contract}, nil
 }
@@ -128,7 +127,7 @@ func NewHermezAuctionProtocolCaller(address common.Address, caller bind.Contract
 func NewHermezAuctionProtocolTransactor(address common.Address, transactor bind.ContractTransactor) (*HermezAuctionProtocolTransactor, error) {
 	contract, err := bindHermezAuctionProtocol(address, nil, transactor, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolTransactor{contract: contract}, nil
 }
@@ -137,7 +136,7 @@ func NewHermezAuctionProtocolTransactor(address common.Address, transactor bind.
 func NewHermezAuctionProtocolFilterer(address common.Address, filterer bind.ContractFilterer) (*HermezAuctionProtocolFilterer, error) {
 	contract, err := bindHermezAuctionProtocol(address, nil, nil, filterer)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolFilterer{contract: contract}, nil
 }
@@ -146,7 +145,7 @@ func NewHermezAuctionProtocolFilterer(address common.Address, filterer bind.Cont
 func bindHermezAuctionProtocol(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
 	parsed, err := abi.JSON(strings.NewReader(HermezAuctionProtocolABI))
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
 }
@@ -198,7 +197,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) BLOCKSPERSLOT(opts *b
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "BLOCKS_PER_SLOT")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // BLOCKSPERSLOT is a free data retrieval call binding the contract method 0x2243de47.
@@ -224,7 +223,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) INITIALMINIMALBIDDING
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "INITIAL_MINIMAL_BIDDING")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // INITIALMINIMALBIDDING is a free data retrieval call binding the contract method 0xe6065914.
@@ -241,6 +240,32 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCallerSession) INITIALMINIMAL
 	return _HermezAuctionProtocol.Contract.INITIALMINIMALBIDDING(&_HermezAuctionProtocol.CallOpts)
 }
 
+// BootCoordinatorURL is a free data retrieval call binding the contract method 0x72ca58a3.
+//
+// Solidity: function bootCoordinatorURL() view returns(string)
+func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) BootCoordinatorURL(opts *bind.CallOpts) (string, error) {
+	var (
+		ret0 = new(string)
+	)
+	out := ret0
+	err := _HermezAuctionProtocol.contract.Call(opts, out, "bootCoordinatorURL")
+	return *ret0, err
+}
+
+// BootCoordinatorURL is a free data retrieval call binding the contract method 0x72ca58a3.
+//
+// Solidity: function bootCoordinatorURL() view returns(string)
+func (_HermezAuctionProtocol *HermezAuctionProtocolSession) BootCoordinatorURL() (string, error) {
+	return _HermezAuctionProtocol.Contract.BootCoordinatorURL(&_HermezAuctionProtocol.CallOpts)
+}
+
+// BootCoordinatorURL is a free data retrieval call binding the contract method 0x72ca58a3.
+//
+// Solidity: function bootCoordinatorURL() view returns(string)
+func (_HermezAuctionProtocol *HermezAuctionProtocolCallerSession) BootCoordinatorURL() (string, error) {
+	return _HermezAuctionProtocol.Contract.BootCoordinatorURL(&_HermezAuctionProtocol.CallOpts)
+}
+
 // CanForge is a free data retrieval call binding the contract method 0x83b1f6a0.
 //
 // Solidity: function canForge(address forger, uint256 blockNumber) view returns(bool)
@@ -250,7 +275,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) CanForge(opts *bind.C
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "canForge", forger, blockNumber)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // CanForge is a free data retrieval call binding the contract method 0x83b1f6a0.
@@ -280,7 +305,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) Coordinators(opts *bi
 	})
 	out := ret
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "coordinators", arg0)
-	return *ret, tracerr.Wrap(err)
+	return *ret, err
 }
 
 // Coordinators is a free data retrieval call binding the contract method 0xa48af096.
@@ -312,7 +337,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GenesisBlock(opts *bi
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "genesisBlock")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GenesisBlock is a free data retrieval call binding the contract method 0x4cdc9c63.
@@ -338,7 +363,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetAllocationRatio(op
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getAllocationRatio")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetAllocationRatio is a free data retrieval call binding the contract method 0xec29159b.
@@ -364,7 +389,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetBootCoordinator(op
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getBootCoordinator")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetBootCoordinator is a free data retrieval call binding the contract method 0xb5f7f2f0.
@@ -390,7 +415,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetClaimableHEZ(opts
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getClaimableHEZ", bidder)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetClaimableHEZ is a free data retrieval call binding the contract method 0x5cca4903.
@@ -416,7 +441,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetClosedAuctionSlots
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getClosedAuctionSlots")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetClosedAuctionSlots is a free data retrieval call binding the contract method 0x4da9639d.
@@ -442,7 +467,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetCurrentSlotNumber(
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getCurrentSlotNumber")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetCurrentSlotNumber is a free data retrieval call binding the contract method 0x0c4da4f6.
@@ -468,7 +493,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetDefaultSlotSetBid(
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getDefaultSlotSetBid", slotSet)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetDefaultSlotSetBid is a free data retrieval call binding the contract method 0x564e6a71.
@@ -494,7 +519,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetDonationAddress(op
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getDonationAddress")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetDonationAddress is a free data retrieval call binding the contract method 0x54c03ab7.
@@ -520,7 +545,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetMinBidBySlot(opts
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getMinBidBySlot", slot)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetMinBidBySlot is a free data retrieval call binding the contract method 0x37d1bd0b.
@@ -546,7 +571,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetOpenAuctionSlots(o
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getOpenAuctionSlots")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetOpenAuctionSlots is a free data retrieval call binding the contract method 0xac4b9012.
@@ -572,7 +597,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetOutbidding(opts *b
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getOutbidding")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetOutbidding is a free data retrieval call binding the contract method 0x55b442e6.
@@ -598,7 +623,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetSlotDeadline(opts
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getSlotDeadline")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetSlotDeadline is a free data retrieval call binding the contract method 0x13de9af2.
@@ -624,7 +649,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetSlotNumber(opts *b
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getSlotNumber", blockNumber)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetSlotNumber is a free data retrieval call binding the contract method 0xb3dc7bb1.
@@ -650,7 +675,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GetSlotSet(opts *bind
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "getSlotSet", slot)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetSlotSet is a free data retrieval call binding the contract method 0xac5f658b.
@@ -667,6 +692,32 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCallerSession) GetSlotSet(slo
 	return _HermezAuctionProtocol.Contract.GetSlotSet(&_HermezAuctionProtocol.CallOpts, slot)
 }
 
+// GovernanceAddress is a free data retrieval call binding the contract method 0x795053d3.
+//
+// Solidity: function governanceAddress() view returns(address)
+func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) GovernanceAddress(opts *bind.CallOpts) (common.Address, error) {
+	var (
+		ret0 = new(common.Address)
+	)
+	out := ret0
+	err := _HermezAuctionProtocol.contract.Call(opts, out, "governanceAddress")
+	return *ret0, err
+}
+
+// GovernanceAddress is a free data retrieval call binding the contract method 0x795053d3.
+//
+// Solidity: function governanceAddress() view returns(address)
+func (_HermezAuctionProtocol *HermezAuctionProtocolSession) GovernanceAddress() (common.Address, error) {
+	return _HermezAuctionProtocol.Contract.GovernanceAddress(&_HermezAuctionProtocol.CallOpts)
+}
+
+// GovernanceAddress is a free data retrieval call binding the contract method 0x795053d3.
+//
+// Solidity: function governanceAddress() view returns(address)
+func (_HermezAuctionProtocol *HermezAuctionProtocolCallerSession) GovernanceAddress() (common.Address, error) {
+	return _HermezAuctionProtocol.Contract.GovernanceAddress(&_HermezAuctionProtocol.CallOpts)
+}
+
 // HermezRollup is a free data retrieval call binding the contract method 0xaebd6d98.
 //
 // Solidity: function hermezRollup() view returns(address)
@@ -676,7 +727,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) HermezRollup(opts *bi
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "hermezRollup")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // HermezRollup is a free data retrieval call binding the contract method 0xaebd6d98.
@@ -702,7 +753,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) PendingBalances(opts
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "pendingBalances", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // PendingBalances is a free data retrieval call binding the contract method 0xecdae41b.
@@ -721,44 +772,48 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCallerSession) PendingBalance
 
 // Slots is a free data retrieval call binding the contract method 0xbc415567.
 //
-// Solidity: function slots(uint128 ) view returns(address bidder, bool fulfilled, uint128 bidAmount, uint128 closedMinBid)
+// Solidity: function slots(uint128 ) view returns(address bidder, bool fulfilled, bool forgerCommitment, uint128 bidAmount, uint128 closedMinBid)
 func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) Slots(opts *bind.CallOpts, arg0 *big.Int) (struct {
-	Bidder       common.Address
-	Fulfilled    bool
-	BidAmount    *big.Int
-	ClosedMinBid *big.Int
+	Bidder           common.Address
+	Fulfilled        bool
+	ForgerCommitment bool
+	BidAmount        *big.Int
+	ClosedMinBid     *big.Int
 }, error) {
 	ret := new(struct {
-		Bidder       common.Address
-		Fulfilled    bool
-		BidAmount    *big.Int
-		ClosedMinBid *big.Int
+		Bidder           common.Address
+		Fulfilled        bool
+		ForgerCommitment bool
+		BidAmount        *big.Int
+		ClosedMinBid     *big.Int
 	})
 	out := ret
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "slots", arg0)
-	return *ret, tracerr.Wrap(err)
+	return *ret, err
 }
 
 // Slots is a free data retrieval call binding the contract method 0xbc415567.
 //
-// Solidity: function slots(uint128 ) view returns(address bidder, bool fulfilled, uint128 bidAmount, uint128 closedMinBid)
+// Solidity: function slots(uint128 ) view returns(address bidder, bool fulfilled, bool forgerCommitment, uint128 bidAmount, uint128 closedMinBid)
 func (_HermezAuctionProtocol *HermezAuctionProtocolSession) Slots(arg0 *big.Int) (struct {
-	Bidder       common.Address
-	Fulfilled    bool
-	BidAmount    *big.Int
-	ClosedMinBid *big.Int
+	Bidder           common.Address
+	Fulfilled        bool
+	ForgerCommitment bool
+	BidAmount        *big.Int
+	ClosedMinBid     *big.Int
 }, error) {
 	return _HermezAuctionProtocol.Contract.Slots(&_HermezAuctionProtocol.CallOpts, arg0)
 }
 
 // Slots is a free data retrieval call binding the contract method 0xbc415567.
 //
-// Solidity: function slots(uint128 ) view returns(address bidder, bool fulfilled, uint128 bidAmount, uint128 closedMinBid)
+// Solidity: function slots(uint128 ) view returns(address bidder, bool fulfilled, bool forgerCommitment, uint128 bidAmount, uint128 closedMinBid)
 func (_HermezAuctionProtocol *HermezAuctionProtocolCallerSession) Slots(arg0 *big.Int) (struct {
-	Bidder       common.Address
-	Fulfilled    bool
-	BidAmount    *big.Int
-	ClosedMinBid *big.Int
+	Bidder           common.Address
+	Fulfilled        bool
+	ForgerCommitment bool
+	BidAmount        *big.Int
+	ClosedMinBid     *big.Int
 }, error) {
 	return _HermezAuctionProtocol.Contract.Slots(&_HermezAuctionProtocol.CallOpts, arg0)
 }
@@ -772,7 +827,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolCaller) TokenHEZ(opts *bind.C
 	)
 	out := ret0
 	err := _HermezAuctionProtocol.contract.Call(opts, out, "tokenHEZ")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TokenHEZ is a free data retrieval call binding the contract method 0x79a135e3.
@@ -831,6 +886,27 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) ClaimHEZ()
 	return _HermezAuctionProtocol.Contract.ClaimHEZ(&_HermezAuctionProtocol.TransactOpts)
 }
 
+// ClaimPendingHEZ is a paid mutator transaction binding the contract method 0x41d42c23.
+//
+// Solidity: function claimPendingHEZ(uint128 slot) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolTransactor) ClaimPendingHEZ(opts *bind.TransactOpts, slot *big.Int) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.contract.Transact(opts, "claimPendingHEZ", slot)
+}
+
+// ClaimPendingHEZ is a paid mutator transaction binding the contract method 0x41d42c23.
+//
+// Solidity: function claimPendingHEZ(uint128 slot) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolSession) ClaimPendingHEZ(slot *big.Int) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.Contract.ClaimPendingHEZ(&_HermezAuctionProtocol.TransactOpts, slot)
+}
+
+// ClaimPendingHEZ is a paid mutator transaction binding the contract method 0x41d42c23.
+//
+// Solidity: function claimPendingHEZ(uint128 slot) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) ClaimPendingHEZ(slot *big.Int) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.Contract.ClaimPendingHEZ(&_HermezAuctionProtocol.TransactOpts, slot)
+}
+
 // Forge is a paid mutator transaction binding the contract method 0x4e5a5178.
 //
 // Solidity: function forge(address forger) returns()
@@ -852,25 +928,25 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) Forge(forg
 	return _HermezAuctionProtocol.Contract.Forge(&_HermezAuctionProtocol.TransactOpts, forger)
 }
 
-// HermezAuctionProtocolInitializer is a paid mutator transaction binding the contract method 0x6074db64.
+// HermezAuctionProtocolInitializer is a paid mutator transaction binding the contract method 0x5e73a67f.
 //
-// Solidity: function hermezAuctionProtocolInitializer(address token, uint128 genesis, address hermezRollupAddress, address governanceAddress, address donationAddress, address bootCoordinatorAddress) returns()
-func (_HermezAuctionProtocol *HermezAuctionProtocolTransactor) HermezAuctionProtocolInitializer(opts *bind.TransactOpts, token common.Address, genesis *big.Int, hermezRollupAddress common.Address, governanceAddress common.Address, donationAddress common.Address, bootCoordinatorAddress common.Address) (*types.Transaction, error) {
-	return _HermezAuctionProtocol.contract.Transact(opts, "hermezAuctionProtocolInitializer", token, genesis, hermezRollupAddress, governanceAddress, donationAddress, bootCoordinatorAddress)
+// Solidity: function hermezAuctionProtocolInitializer(address token, uint128 genesis, address hermezRollupAddress, address _governanceAddress, address donationAddress, address bootCoordinatorAddress, string _bootCoordinatorURL) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolTransactor) HermezAuctionProtocolInitializer(opts *bind.TransactOpts, token common.Address, genesis *big.Int, hermezRollupAddress common.Address, _governanceAddress common.Address, donationAddress common.Address, bootCoordinatorAddress common.Address, _bootCoordinatorURL string) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.contract.Transact(opts, "hermezAuctionProtocolInitializer", token, genesis, hermezRollupAddress, _governanceAddress, donationAddress, bootCoordinatorAddress, _bootCoordinatorURL)
 }
 
-// HermezAuctionProtocolInitializer is a paid mutator transaction binding the contract method 0x6074db64.
+// HermezAuctionProtocolInitializer is a paid mutator transaction binding the contract method 0x5e73a67f.
 //
-// Solidity: function hermezAuctionProtocolInitializer(address token, uint128 genesis, address hermezRollupAddress, address governanceAddress, address donationAddress, address bootCoordinatorAddress) returns()
-func (_HermezAuctionProtocol *HermezAuctionProtocolSession) HermezAuctionProtocolInitializer(token common.Address, genesis *big.Int, hermezRollupAddress common.Address, governanceAddress common.Address, donationAddress common.Address, bootCoordinatorAddress common.Address) (*types.Transaction, error) {
-	return _HermezAuctionProtocol.Contract.HermezAuctionProtocolInitializer(&_HermezAuctionProtocol.TransactOpts, token, genesis, hermezRollupAddress, governanceAddress, donationAddress, bootCoordinatorAddress)
+// Solidity: function hermezAuctionProtocolInitializer(address token, uint128 genesis, address hermezRollupAddress, address _governanceAddress, address donationAddress, address bootCoordinatorAddress, string _bootCoordinatorURL) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolSession) HermezAuctionProtocolInitializer(token common.Address, genesis *big.Int, hermezRollupAddress common.Address, _governanceAddress common.Address, donationAddress common.Address, bootCoordinatorAddress common.Address, _bootCoordinatorURL string) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.Contract.HermezAuctionProtocolInitializer(&_HermezAuctionProtocol.TransactOpts, token, genesis, hermezRollupAddress, _governanceAddress, donationAddress, bootCoordinatorAddress, _bootCoordinatorURL)
 }
 
-// HermezAuctionProtocolInitializer is a paid mutator transaction binding the contract method 0x6074db64.
+// HermezAuctionProtocolInitializer is a paid mutator transaction binding the contract method 0x5e73a67f.
 //
-// Solidity: function hermezAuctionProtocolInitializer(address token, uint128 genesis, address hermezRollupAddress, address governanceAddress, address donationAddress, address bootCoordinatorAddress) returns()
-func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) HermezAuctionProtocolInitializer(token common.Address, genesis *big.Int, hermezRollupAddress common.Address, governanceAddress common.Address, donationAddress common.Address, bootCoordinatorAddress common.Address) (*types.Transaction, error) {
-	return _HermezAuctionProtocol.Contract.HermezAuctionProtocolInitializer(&_HermezAuctionProtocol.TransactOpts, token, genesis, hermezRollupAddress, governanceAddress, donationAddress, bootCoordinatorAddress)
+// Solidity: function hermezAuctionProtocolInitializer(address token, uint128 genesis, address hermezRollupAddress, address _governanceAddress, address donationAddress, address bootCoordinatorAddress, string _bootCoordinatorURL) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) HermezAuctionProtocolInitializer(token common.Address, genesis *big.Int, hermezRollupAddress common.Address, _governanceAddress common.Address, donationAddress common.Address, bootCoordinatorAddress common.Address, _bootCoordinatorURL string) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.Contract.HermezAuctionProtocolInitializer(&_HermezAuctionProtocol.TransactOpts, token, genesis, hermezRollupAddress, _governanceAddress, donationAddress, bootCoordinatorAddress, _bootCoordinatorURL)
 }
 
 // ProcessBid is a paid mutator transaction binding the contract method 0x4b93b7fa.
@@ -936,25 +1012,25 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) SetAllocat
 	return _HermezAuctionProtocol.Contract.SetAllocationRatio(&_HermezAuctionProtocol.TransactOpts, newAllocationRatio)
 }
 
-// SetBootCoordinator is a paid mutator transaction binding the contract method 0x62945af2.
+// SetBootCoordinator is a paid mutator transaction binding the contract method 0x6cbdc3df.
 //
-// Solidity: function setBootCoordinator(address newBootCoordinator) returns()
-func (_HermezAuctionProtocol *HermezAuctionProtocolTransactor) SetBootCoordinator(opts *bind.TransactOpts, newBootCoordinator common.Address) (*types.Transaction, error) {
-	return _HermezAuctionProtocol.contract.Transact(opts, "setBootCoordinator", newBootCoordinator)
+// Solidity: function setBootCoordinator(address newBootCoordinator, string newBootCoordinatorURL) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolTransactor) SetBootCoordinator(opts *bind.TransactOpts, newBootCoordinator common.Address, newBootCoordinatorURL string) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.contract.Transact(opts, "setBootCoordinator", newBootCoordinator, newBootCoordinatorURL)
 }
 
-// SetBootCoordinator is a paid mutator transaction binding the contract method 0x62945af2.
+// SetBootCoordinator is a paid mutator transaction binding the contract method 0x6cbdc3df.
 //
-// Solidity: function setBootCoordinator(address newBootCoordinator) returns()
-func (_HermezAuctionProtocol *HermezAuctionProtocolSession) SetBootCoordinator(newBootCoordinator common.Address) (*types.Transaction, error) {
-	return _HermezAuctionProtocol.Contract.SetBootCoordinator(&_HermezAuctionProtocol.TransactOpts, newBootCoordinator)
+// Solidity: function setBootCoordinator(address newBootCoordinator, string newBootCoordinatorURL) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolSession) SetBootCoordinator(newBootCoordinator common.Address, newBootCoordinatorURL string) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.Contract.SetBootCoordinator(&_HermezAuctionProtocol.TransactOpts, newBootCoordinator, newBootCoordinatorURL)
 }
 
-// SetBootCoordinator is a paid mutator transaction binding the contract method 0x62945af2.
+// SetBootCoordinator is a paid mutator transaction binding the contract method 0x6cbdc3df.
 //
-// Solidity: function setBootCoordinator(address newBootCoordinator) returns()
-func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) SetBootCoordinator(newBootCoordinator common.Address) (*types.Transaction, error) {
-	return _HermezAuctionProtocol.Contract.SetBootCoordinator(&_HermezAuctionProtocol.TransactOpts, newBootCoordinator)
+// Solidity: function setBootCoordinator(address newBootCoordinator, string newBootCoordinatorURL) returns()
+func (_HermezAuctionProtocol *HermezAuctionProtocolTransactorSession) SetBootCoordinator(newBootCoordinator common.Address, newBootCoordinatorURL string) (*types.Transaction, error) {
+	return _HermezAuctionProtocol.Contract.SetBootCoordinator(&_HermezAuctionProtocol.TransactOpts, newBootCoordinator, newBootCoordinatorURL)
 }
 
 // SetClosedAuctionSlots is a paid mutator transaction binding the contract method 0xd92bdda3.
@@ -1169,7 +1245,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterHEZClaimed(op
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "HEZClaimed", ownerRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolHEZClaimedIterator{contract: _HermezAuctionProtocol.contract, event: "HEZClaimed", logs: logs, sub: sub}, nil
 }
@@ -1186,7 +1262,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchHEZClaimed(opt
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "HEZClaimed", ownerRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1196,19 +1272,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchHEZClaimed(opt
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolHEZClaimed)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "HEZClaimed", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1222,7 +1298,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchHEZClaimed(opt
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseHEZClaimed(log types.Log) (*HermezAuctionProtocolHEZClaimed, error) {
 	event := new(HermezAuctionProtocolHEZClaimed)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "HEZClaimed", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1307,7 +1383,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewAllocation
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewAllocationRatio")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewAllocationRatioIterator{contract: _HermezAuctionProtocol.contract, event: "NewAllocationRatio", logs: logs, sub: sub}, nil
 }
@@ -1319,7 +1395,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewAllocationR
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewAllocationRatio")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1329,19 +1405,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewAllocationR
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewAllocationRatio)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewAllocationRatio", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1355,7 +1431,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewAllocationR
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewAllocationRatio(log types.Log) (*HermezAuctionProtocolNewAllocationRatio, error) {
 	event := new(HermezAuctionProtocolNewAllocationRatio)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewAllocationRatio", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1452,7 +1528,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewBid(opts *
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewBid", slotRule, bidderRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewBidIterator{contract: _HermezAuctionProtocol.contract, event: "NewBid", logs: logs, sub: sub}, nil
 }
@@ -1474,7 +1550,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBid(opts *b
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewBid", slotRule, bidderRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1484,19 +1560,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBid(opts *b
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewBid)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewBid", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1510,7 +1586,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBid(opts *b
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewBid(log types.Log) (*HermezAuctionProtocolNewBid, error) {
 	event := new(HermezAuctionProtocolNewBid)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewBid", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1584,13 +1660,14 @@ func (it *HermezAuctionProtocolNewBootCoordinatorIterator) Close() error {
 
 // HermezAuctionProtocolNewBootCoordinator represents a NewBootCoordinator event raised by the HermezAuctionProtocol contract.
 type HermezAuctionProtocolNewBootCoordinator struct {
-	NewBootCoordinator common.Address
-	Raw                types.Log // Blockchain specific contextual infos
+	NewBootCoordinator    common.Address
+	NewBootCoordinatorURL string
+	Raw                   types.Log // Blockchain specific contextual infos
 }
 
-// FilterNewBootCoordinator is a free log retrieval operation binding the contract event 0x2161bd0f0e056d18046a81683e5bc845980367451cf4ca5148523a147c51be55.
+// FilterNewBootCoordinator is a free log retrieval operation binding the contract event 0x0487eab4c1da34bf653268e33bee8bfec7dacfd6f3226047197ebf872293cfd6.
 //
-// Solidity: event NewBootCoordinator(address indexed newBootCoordinator)
+// Solidity: event NewBootCoordinator(address indexed newBootCoordinator, string newBootCoordinatorURL)
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewBootCoordinator(opts *bind.FilterOpts, newBootCoordinator []common.Address) (*HermezAuctionProtocolNewBootCoordinatorIterator, error) {
 
 	var newBootCoordinatorRule []interface{}
@@ -1600,14 +1677,14 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewBootCoordi
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewBootCoordinator", newBootCoordinatorRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewBootCoordinatorIterator{contract: _HermezAuctionProtocol.contract, event: "NewBootCoordinator", logs: logs, sub: sub}, nil
 }
 
-// WatchNewBootCoordinator is a free log subscription operation binding the contract event 0x2161bd0f0e056d18046a81683e5bc845980367451cf4ca5148523a147c51be55.
+// WatchNewBootCoordinator is a free log subscription operation binding the contract event 0x0487eab4c1da34bf653268e33bee8bfec7dacfd6f3226047197ebf872293cfd6.
 //
-// Solidity: event NewBootCoordinator(address indexed newBootCoordinator)
+// Solidity: event NewBootCoordinator(address indexed newBootCoordinator, string newBootCoordinatorURL)
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBootCoordinator(opts *bind.WatchOpts, sink chan<- *HermezAuctionProtocolNewBootCoordinator, newBootCoordinator []common.Address) (event.Subscription, error) {
 
 	var newBootCoordinatorRule []interface{}
@@ -1617,7 +1694,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBootCoordin
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewBootCoordinator", newBootCoordinatorRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1627,19 +1704,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBootCoordin
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewBootCoordinator)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewBootCoordinator", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1647,13 +1724,13 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewBootCoordin
 	}), nil
 }
 
-// ParseNewBootCoordinator is a log parse operation binding the contract event 0x2161bd0f0e056d18046a81683e5bc845980367451cf4ca5148523a147c51be55.
+// ParseNewBootCoordinator is a log parse operation binding the contract event 0x0487eab4c1da34bf653268e33bee8bfec7dacfd6f3226047197ebf872293cfd6.
 //
-// Solidity: event NewBootCoordinator(address indexed newBootCoordinator)
+// Solidity: event NewBootCoordinator(address indexed newBootCoordinator, string newBootCoordinatorURL)
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewBootCoordinator(log types.Log) (*HermezAuctionProtocolNewBootCoordinator, error) {
 	event := new(HermezAuctionProtocolNewBootCoordinator)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewBootCoordinator", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1738,7 +1815,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewClosedAuct
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewClosedAuctionSlots")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewClosedAuctionSlotsIterator{contract: _HermezAuctionProtocol.contract, event: "NewClosedAuctionSlots", logs: logs, sub: sub}, nil
 }
@@ -1750,7 +1827,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewClosedAucti
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewClosedAuctionSlots")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1760,19 +1837,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewClosedAucti
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewClosedAuctionSlots)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewClosedAuctionSlots", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1786,7 +1863,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewClosedAucti
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewClosedAuctionSlots(log types.Log) (*HermezAuctionProtocolNewClosedAuctionSlots, error) {
 	event := new(HermezAuctionProtocolNewClosedAuctionSlots)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewClosedAuctionSlots", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1872,7 +1949,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewDefaultSlo
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewDefaultSlotSetBid")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewDefaultSlotSetBidIterator{contract: _HermezAuctionProtocol.contract, event: "NewDefaultSlotSetBid", logs: logs, sub: sub}, nil
 }
@@ -1884,7 +1961,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewDefaultSlot
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewDefaultSlotSetBid")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1894,19 +1971,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewDefaultSlot
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewDefaultSlotSetBid)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewDefaultSlotSetBid", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1920,7 +1997,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewDefaultSlot
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewDefaultSlotSetBid(log types.Log) (*HermezAuctionProtocolNewDefaultSlotSetBid, error) {
 	event := new(HermezAuctionProtocolNewDefaultSlotSetBid)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewDefaultSlotSetBid", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2010,7 +2087,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewDonationAd
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewDonationAddress", newDonationAddressRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewDonationAddressIterator{contract: _HermezAuctionProtocol.contract, event: "NewDonationAddress", logs: logs, sub: sub}, nil
 }
@@ -2027,7 +2104,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewDonationAdd
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewDonationAddress", newDonationAddressRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2037,19 +2114,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewDonationAdd
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewDonationAddress)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewDonationAddress", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2063,7 +2140,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewDonationAdd
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewDonationAddress(log types.Log) (*HermezAuctionProtocolNewDonationAddress, error) {
 	event := new(HermezAuctionProtocolNewDonationAddress)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewDonationAddress", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2158,7 +2235,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewForge(opts
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewForge", forgerRule, slotToForgeRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewForgeIterator{contract: _HermezAuctionProtocol.contract, event: "NewForge", logs: logs, sub: sub}, nil
 }
@@ -2179,7 +2256,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewForge(opts
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewForge", forgerRule, slotToForgeRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2189,19 +2266,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewForge(opts
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewForge)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewForge", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2215,7 +2292,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewForge(opts
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewForge(log types.Log) (*HermezAuctionProtocolNewForge, error) {
 	event := new(HermezAuctionProtocolNewForge)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewForge", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2318,7 +2395,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewForgeAlloc
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewForgeAllocated", bidderRule, forgerRule, slotToForgeRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewForgeAllocatedIterator{contract: _HermezAuctionProtocol.contract, event: "NewForgeAllocated", logs: logs, sub: sub}, nil
 }
@@ -2343,7 +2420,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewForgeAlloca
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewForgeAllocated", bidderRule, forgerRule, slotToForgeRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2353,19 +2430,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewForgeAlloca
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewForgeAllocated)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewForgeAllocated", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2379,7 +2456,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewForgeAlloca
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewForgeAllocated(log types.Log) (*HermezAuctionProtocolNewForgeAllocated, error) {
 	event := new(HermezAuctionProtocolNewForgeAllocated)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewForgeAllocated", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2464,7 +2541,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewOpenAuctio
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewOpenAuctionSlots")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewOpenAuctionSlotsIterator{contract: _HermezAuctionProtocol.contract, event: "NewOpenAuctionSlots", logs: logs, sub: sub}, nil
 }
@@ -2476,7 +2553,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewOpenAuction
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewOpenAuctionSlots")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2486,19 +2563,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewOpenAuction
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewOpenAuctionSlots)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewOpenAuctionSlots", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2512,7 +2589,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewOpenAuction
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewOpenAuctionSlots(log types.Log) (*HermezAuctionProtocolNewOpenAuctionSlots, error) {
 	event := new(HermezAuctionProtocolNewOpenAuctionSlots)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewOpenAuctionSlots", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2597,7 +2674,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewOutbidding
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewOutbidding")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewOutbiddingIterator{contract: _HermezAuctionProtocol.contract, event: "NewOutbidding", logs: logs, sub: sub}, nil
 }
@@ -2609,7 +2686,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewOutbidding(
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewOutbidding")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2619,19 +2696,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewOutbidding(
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewOutbidding)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewOutbidding", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2645,7 +2722,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewOutbidding(
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewOutbidding(log types.Log) (*HermezAuctionProtocolNewOutbidding, error) {
 	event := new(HermezAuctionProtocolNewOutbidding)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewOutbidding", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2730,7 +2807,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterNewSlotDeadli
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "NewSlotDeadline")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolNewSlotDeadlineIterator{contract: _HermezAuctionProtocol.contract, event: "NewSlotDeadline", logs: logs, sub: sub}, nil
 }
@@ -2742,7 +2819,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewSlotDeadlin
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "NewSlotDeadline")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2752,19 +2829,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewSlotDeadlin
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolNewSlotDeadline)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewSlotDeadline", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2778,7 +2855,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchNewSlotDeadlin
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseNewSlotDeadline(log types.Log) (*HermezAuctionProtocolNewSlotDeadline, error) {
 	event := new(HermezAuctionProtocolNewSlotDeadline)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "NewSlotDeadline", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2874,7 +2951,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) FilterSetCoordinato
 
 	logs, sub, err := _HermezAuctionProtocol.contract.FilterLogs(opts, "SetCoordinator", bidderRule, forgerRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAuctionProtocolSetCoordinatorIterator{contract: _HermezAuctionProtocol.contract, event: "SetCoordinator", logs: logs, sub: sub}, nil
 }
@@ -2895,7 +2972,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchSetCoordinator
 
 	logs, sub, err := _HermezAuctionProtocol.contract.WatchLogs(opts, "SetCoordinator", bidderRule, forgerRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2905,19 +2982,19 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchSetCoordinator
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAuctionProtocolSetCoordinator)
 				if err := _HermezAuctionProtocol.contract.UnpackLog(event, "SetCoordinator", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2931,7 +3008,7 @@ func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) WatchSetCoordinator
 func (_HermezAuctionProtocol *HermezAuctionProtocolFilterer) ParseSetCoordinator(log types.Log) (*HermezAuctionProtocolSetCoordinator, error) {
 	event := new(HermezAuctionProtocolSetCoordinator)
 	if err := _HermezAuctionProtocol.contract.UnpackLog(event, "SetCoordinator", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
diff --git a/eth/contracts/hermez/Hermez.go b/eth/contracts/hermez/Hermez.go
index 8a233f7..0b89ac7 100644
--- a/eth/contracts/hermez/Hermez.go
+++ b/eth/contracts/hermez/Hermez.go
@@ -13,7 +13,6 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/hermeznetwork/tracerr"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -28,21 +27,21 @@ var (
 )
 
 // HermezABI is the input ABI used to generate the binding from.
-const HermezABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"tokenAddress\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"}],\"name\":\"AddToken\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint64\",\"name\":\"batchNum\",\"type\":\"uint64\"}],\"name\":\"ForgeBatch\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint64\",\"name\":\"queueIndex\",\"type\":\"uint64\"},{\"indexed\":true,\"internalType\":\"uint8\",\"name\":\"position\",\"type\":\"uint8\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"l1UserTx\",\"type\":\"bytes\"}],\"name\":\"L1UserTxEvent\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[],\"name\":\"SafeMode\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint8\",\"name\":\"numBucket\",\"type\":\"uint8\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"blockStamp\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"withdrawals\",\"type\":\"uint256\"}],\"name\":\"UpdateBucketWithdraw\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256[4][5]\",\"name\":\"arrayBuckets\",\"type\":\"uint256[4][5]\"}],\"name\":\"UpdateBucketsParameters\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newFeeAddToken\",\"type\":\"uint256\"}],\"name\":\"UpdateFeeAddToken\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"newForgeL1L2BatchTimeout\",\"type\":\"uint8\"}],\"name\":\"UpdateForgeL1L2BatchTimeout\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address[]\",\"name\":\"addressArray\",\"type\":\"address[]\"},{\"indexed\":false,\"internalType\":\"uint64[]\",\"name\":\"valueArray\",\"type\":\"uint64[]\"}],\"name\":\"UpdateTokenExchange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"newWithdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"UpdateWithdrawalDelay\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint48\",\"name\":\"idx\",\"type\":\"uint48\"},{\"indexed\":true,\"internalType\":\"uint48\",\"name\":\"numExitRoot\",\"type\":\"uint48\"},{\"indexed\":true,\"internalType\":\"bool\",\"name\":\"instantWithdraw\",\"type\":\"bool\"}],\"name\":\"WithdrawEvent\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"ABSOLUTE_MAX_L1L2BATCHTIMEOUT\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"babyPubKey\",\"type\":\"uint256\"},{\"internalType\":\"uint48\",\"name\":\"fromIdx\",\"type\":\"uint48\"},{\"internalType\":\"uint16\",\"name\":\"loadAmountF\",\"type\":\"uint16\"},{\"internalType\":\"uint16\",\"name\":\"amountF\",\"type\":\"uint16\"},{\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"},{\"internalType\":\"uint48\",\"name\":\"toIdx\",\"type\":\"uint48\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"addL1Transaction\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenAddress\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"addToken\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"buckets\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ceilUSD\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"blockStamp\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"withdrawals\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"blockWithdrawalRate\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxWithdrawals\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"},{\"internalType\":\"uint48\",\"name\":\"\",\"type\":\"uint48\"}],\"name\":\"exitNullifierMap\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"name\":\"exitRootsMap\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"feeAddToken\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint48\",\"name\":\"newLastIdx\",\"type\":\"uint48\"},{\"internalType\":\"uint256\",\"name\":\"newStRoot\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"newExitRoot\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"encodedL1CoordinatorTx\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"l2TxsData\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"feeIdxCoordinator\",\"type\":\"bytes\"},{\"internalType\":\"uint8\",\"name\":\"verifierIdx\",\"type\":\"uint8\"},{\"internalType\":\"bool\",\"name\":\"l1Batch\",\"type\":\"bool\"},{\"internalType\":\"uint256[2]\",\"name\":\"proofA\",\"type\":\"uint256[2]\"},{\"internalType\":\"uint256[2][2]\",\"name\":\"proofB\",\"type\":\"uint256[2][2]\"},{\"internalType\":\"uint256[2]\",\"name\":\"proofC\",\"type\":\"uint256[2]\"}],\"name\":\"forgeBatch\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"forgeL1L2BatchTimeout\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezAuctionContract\",\"outputs\":[{\"internalType\":\"contractIHermezAuctionProtocol\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezGovernanceDAOAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address[]\",\"name\":\"_verifiers\",\"type\":\"address[]\"},{\"internalType\":\"uint256[]\",\"name\":\"_verifiersParams\",\"type\":\"uint256[]\"},{\"internalType\":\"address\",\"name\":\"_withdrawVerifier\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_hermezAuctionContract\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_tokenHEZ\",\"type\":\"address\"},{\"internalType\":\"uint8\",\"name\":\"_forgeL1L2BatchTimeout\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"_feeAddToken\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_poseidon2Elements\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_poseidon3Elements\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_poseidon4Elements\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_hermezGovernanceDAOAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_safetyAddress\",\"type\":\"address\"},{\"internalType\":\"uint64\",\"name\":\"_withdrawalDelay\",\"type\":\"uint64\"},{\"internalType\":\"address\",\"name\":\"_withdrawDelayerContract\",\"type\":\"address\"}],\"name\":\"initializeHermez\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenAddress\",\"type\":\"address\"},{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"}],\"name\":\"instantWithdrawalViewer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"lastForgedBatch\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"lastIdx\",\"outputs\":[{\"internalType\":\"uint48\",\"name\":\"\",\"type\":\"uint48\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"lastL1L2Batch\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"name\":\"mapL1TxQueue\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"\",\"type\":\"bytes\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"nextL1FillingQueue\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"nextL1ToForgeQueue\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"registerTokensCount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"rollupVerifiers\",\"outputs\":[{\"internalType\":\"contractVerifierRollupInterface\",\"name\":\"verifierInterface\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"maxTx\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"nLevels\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"safeMode\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"safetyAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"name\":\"stateRootMap\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"tokenExchange\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"tokenHEZ\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"tokenList\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"tokenMap\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256[4][5]\",\"name\":\"arrayBuckets\",\"type\":\"uint256[4][5]\"}],\"name\":\"updateBucketsParameters\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newFeeAddToken\",\"type\":\"uint256\"}],\"name\":\"updateFeeAddToken\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"newForgeL1L2BatchTimeout\",\"type\":\"uint8\"}],\"name\":\"updateForgeL1L2BatchTimeout\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address[]\",\"name\":\"addressArray\",\"type\":\"address[]\"},{\"internalType\":\"uint64[]\",\"name\":\"valueArray\",\"type\":\"uint64[]\"}],\"name\":\"updateTokenExchange\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"newWithdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"updateWithdrawalDelay\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256[2]\",\"name\":\"proofA\",\"type\":\"uint256[2]\"},{\"internalType\":\"uint256[2][2]\",\"name\":\"proofB\",\"type\":\"uint256[2][2]\"},{\"internalType\":\"uint256[2]\",\"name\":\"proofC\",\"type\":\"uint256[2]\"},{\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"},{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"internalType\":\"uint48\",\"name\":\"numExitRoot\",\"type\":\"uint48\"},{\"internalType\":\"uint48\",\"name\":\"idx\",\"type\":\"uint48\"},{\"internalType\":\"bool\",\"name\":\"instantWithdraw\",\"type\":\"bool\"}],\"name\":\"withdrawCircuit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"withdrawDelayerContract\",\"outputs\":[{\"internalType\":\"contractIWithdrawalDelayer\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"},{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"internalType\":\"uint256\",\"name\":\"babyPubKey\",\"type\":\"uint256\"},{\"internalType\":\"uint48\",\"name\":\"numExitRoot\",\"type\":\"uint48\"},{\"internalType\":\"uint256[]\",\"name\":\"siblings\",\"type\":\"uint256[]\"},{\"internalType\":\"uint48\",\"name\":\"idx\",\"type\":\"uint48\"},{\"internalType\":\"bool\",\"name\":\"instantWithdraw\",\"type\":\"bool\"}],\"name\":\"withdrawMerkleProof\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"withdrawVerifier\",\"outputs\":[{\"internalType\":\"contractVerifierWithdrawInterface\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"withdrawalDelay\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]"
+const HermezABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"tokenAddress\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"}],\"name\":\"AddToken\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint32\",\"name\":\"batchNum\",\"type\":\"uint32\"},{\"indexed\":false,\"internalType\":\"uint16\",\"name\":\"l1UserTxsLen\",\"type\":\"uint16\"}],\"name\":\"ForgeBatch\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint32\",\"name\":\"queueIndex\",\"type\":\"uint32\"},{\"indexed\":true,\"internalType\":\"uint8\",\"name\":\"position\",\"type\":\"uint8\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"l1UserTx\",\"type\":\"bytes\"}],\"name\":\"L1UserTxEvent\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[],\"name\":\"SafeMode\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint8\",\"name\":\"numBucket\",\"type\":\"uint8\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"blockStamp\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"withdrawals\",\"type\":\"uint256\"}],\"name\":\"UpdateBucketWithdraw\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256[4][5]\",\"name\":\"arrayBuckets\",\"type\":\"uint256[4][5]\"}],\"name\":\"UpdateBucketsParameters\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"newFeeAddToken\",\"type\":\"uint256\"}],\"name\":\"UpdateFeeAddToken\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint8\",\"name\":\"newForgeL1L2BatchTimeout\",\"type\":\"uint8\"}],\"name\":\"UpdateForgeL1L2BatchTimeout\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address[]\",\"name\":\"addressArray\",\"type\":\"address[]\"},{\"indexed\":false,\"internalType\":\"uint64[]\",\"name\":\"valueArray\",\"type\":\"uint64[]\"}],\"name\":\"UpdateTokenExchange\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"newWithdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"UpdateWithdrawalDelay\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint48\",\"name\":\"idx\",\"type\":\"uint48\"},{\"indexed\":true,\"internalType\":\"uint32\",\"name\":\"numExitRoot\",\"type\":\"uint32\"},{\"indexed\":true,\"internalType\":\"bool\",\"name\":\"instantWithdraw\",\"type\":\"bool\"}],\"name\":\"WithdrawEvent\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"ABSOLUTE_MAX_L1L2BATCHTIMEOUT\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"babyPubKey\",\"type\":\"uint256\"},{\"internalType\":\"uint48\",\"name\":\"fromIdx\",\"type\":\"uint48\"},{\"internalType\":\"uint16\",\"name\":\"loadAmountF\",\"type\":\"uint16\"},{\"internalType\":\"uint16\",\"name\":\"amountF\",\"type\":\"uint16\"},{\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"},{\"internalType\":\"uint48\",\"name\":\"toIdx\",\"type\":\"uint48\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"addL1Transaction\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenAddress\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"permit\",\"type\":\"bytes\"}],\"name\":\"addToken\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"buckets\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"ceilUSD\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"blockStamp\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"withdrawals\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"blockWithdrawalRate\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxWithdrawals\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"},{\"internalType\":\"uint48\",\"name\":\"\",\"type\":\"uint48\"}],\"name\":\"exitNullifierMap\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"name\":\"exitRootsMap\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"feeAddToken\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint48\",\"name\":\"newLastIdx\",\"type\":\"uint48\"},{\"internalType\":\"uint256\",\"name\":\"newStRoot\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"newExitRoot\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"encodedL1CoordinatorTx\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"l1L2TxsData\",\"type\":\"bytes\"},{\"internalType\":\"bytes\",\"name\":\"feeIdxCoordinator\",\"type\":\"bytes\"},{\"internalType\":\"uint8\",\"name\":\"verifierIdx\",\"type\":\"uint8\"},{\"internalType\":\"bool\",\"name\":\"l1Batch\",\"type\":\"bool\"},{\"internalType\":\"uint256[2]\",\"name\":\"proofA\",\"type\":\"uint256[2]\"},{\"internalType\":\"uint256[2][2]\",\"name\":\"proofB\",\"type\":\"uint256[2][2]\"},{\"internalType\":\"uint256[2]\",\"name\":\"proofC\",\"type\":\"uint256[2]\"}],\"name\":\"forgeBatch\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"forgeL1L2BatchTimeout\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezAuctionContract\",\"outputs\":[{\"internalType\":\"contractIHermezAuctionProtocol\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezGovernanceAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address[]\",\"name\":\"_verifiers\",\"type\":\"address[]\"},{\"internalType\":\"uint256[]\",\"name\":\"_verifiersParams\",\"type\":\"uint256[]\"},{\"internalType\":\"address\",\"name\":\"_withdrawVerifier\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_hermezAuctionContract\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_tokenHEZ\",\"type\":\"address\"},{\"internalType\":\"uint8\",\"name\":\"_forgeL1L2BatchTimeout\",\"type\":\"uint8\"},{\"internalType\":\"uint256\",\"name\":\"_feeAddToken\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_poseidon2Elements\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_poseidon3Elements\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_poseidon4Elements\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_hermezGovernanceAddress\",\"type\":\"address\"},{\"internalType\":\"uint64\",\"name\":\"_withdrawalDelay\",\"type\":\"uint64\"},{\"internalType\":\"address\",\"name\":\"_withdrawDelayerContract\",\"type\":\"address\"}],\"name\":\"initializeHermez\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenAddress\",\"type\":\"address\"},{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"}],\"name\":\"instantWithdrawalViewer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"lastForgedBatch\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"lastIdx\",\"outputs\":[{\"internalType\":\"uint48\",\"name\":\"\",\"type\":\"uint48\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"lastL1L2Batch\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"name\":\"mapL1TxQueue\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"\",\"type\":\"bytes\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"nextL1FillingQueue\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"nextL1ToForgeQueue\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"registerTokensCount\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"rollupVerifiers\",\"outputs\":[{\"internalType\":\"contractVerifierRollupInterface\",\"name\":\"verifierInterface\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"maxTx\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"nLevels\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"safeMode\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"name\":\"stateRootMap\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"tokenExchange\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"tokenHEZ\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"tokenList\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"tokenMap\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256[4][5]\",\"name\":\"arrayBuckets\",\"type\":\"uint256[4][5]\"}],\"name\":\"updateBucketsParameters\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"newFeeAddToken\",\"type\":\"uint256\"}],\"name\":\"updateFeeAddToken\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint8\",\"name\":\"newForgeL1L2BatchTimeout\",\"type\":\"uint8\"}],\"name\":\"updateForgeL1L2BatchTimeout\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address[]\",\"name\":\"addressArray\",\"type\":\"address[]\"},{\"internalType\":\"uint64[]\",\"name\":\"valueArray\",\"type\":\"uint64[]\"}],\"name\":\"updateTokenExchange\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"newWithdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"updateWithdrawalDelay\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256[2]\",\"name\":\"proofA\",\"type\":\"uint256[2]\"},{\"internalType\":\"uint256[2][2]\",\"name\":\"proofB\",\"type\":\"uint256[2][2]\"},{\"internalType\":\"uint256[2]\",\"name\":\"proofC\",\"type\":\"uint256[2]\"},{\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"},{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"internalType\":\"uint32\",\"name\":\"numExitRoot\",\"type\":\"uint32\"},{\"internalType\":\"uint48\",\"name\":\"idx\",\"type\":\"uint48\"},{\"internalType\":\"bool\",\"name\":\"instantWithdraw\",\"type\":\"bool\"}],\"name\":\"withdrawCircuit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"withdrawDelayerContract\",\"outputs\":[{\"internalType\":\"contractIWithdrawalDelayer\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"tokenID\",\"type\":\"uint32\"},{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"internalType\":\"uint256\",\"name\":\"babyPubKey\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"numExitRoot\",\"type\":\"uint32\"},{\"internalType\":\"uint256[]\",\"name\":\"siblings\",\"type\":\"uint256[]\"},{\"internalType\":\"uint48\",\"name\":\"idx\",\"type\":\"uint48\"},{\"internalType\":\"bool\",\"name\":\"instantWithdraw\",\"type\":\"bool\"}],\"name\":\"withdrawMerkleProof\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"withdrawVerifier\",\"outputs\":[{\"internalType\":\"contractVerifierWithdrawInterface\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"withdrawalDelay\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]"
 
 // HermezBin is the compiled bytecode used for deploying new contracts.
-var HermezBin = 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
 // DeployHermez deploys a new Ethereum contract, binding an instance of Hermez to it.
 func DeployHermez(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *Hermez, error) {
 	parsed, err := abi.JSON(strings.NewReader(HermezABI))
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 
 	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(HermezBin), backend)
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 	return address, tx, &Hermez{HermezCaller: HermezCaller{contract: contract}, HermezTransactor: HermezTransactor{contract: contract}, HermezFilterer: HermezFilterer{contract: contract}}, nil
 }
@@ -110,7 +109,7 @@ type HermezTransactorRaw struct {
 func NewHermez(address common.Address, backend bind.ContractBackend) (*Hermez, error) {
 	contract, err := bindHermez(address, backend, backend, backend)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &Hermez{HermezCaller: HermezCaller{contract: contract}, HermezTransactor: HermezTransactor{contract: contract}, HermezFilterer: HermezFilterer{contract: contract}}, nil
 }
@@ -119,7 +118,7 @@ func NewHermez(address common.Address, backend bind.ContractBackend) (*Hermez, e
 func NewHermezCaller(address common.Address, caller bind.ContractCaller) (*HermezCaller, error) {
 	contract, err := bindHermez(address, caller, nil, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezCaller{contract: contract}, nil
 }
@@ -128,7 +127,7 @@ func NewHermezCaller(address common.Address, caller bind.ContractCaller) (*Herme
 func NewHermezTransactor(address common.Address, transactor bind.ContractTransactor) (*HermezTransactor, error) {
 	contract, err := bindHermez(address, nil, transactor, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezTransactor{contract: contract}, nil
 }
@@ -137,7 +136,7 @@ func NewHermezTransactor(address common.Address, transactor bind.ContractTransac
 func NewHermezFilterer(address common.Address, filterer bind.ContractFilterer) (*HermezFilterer, error) {
 	contract, err := bindHermez(address, nil, nil, filterer)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezFilterer{contract: contract}, nil
 }
@@ -146,7 +145,7 @@ func NewHermezFilterer(address common.Address, filterer bind.ContractFilterer) (
 func bindHermez(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
 	parsed, err := abi.JSON(strings.NewReader(HermezABI))
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
 }
@@ -198,7 +197,7 @@ func (_Hermez *HermezCaller) ABSOLUTEMAXL1L2BATCHTIMEOUT(opts *bind.CallOpts) (u
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "ABSOLUTE_MAX_L1L2BATCHTIMEOUT")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // ABSOLUTEMAXL1L2BATCHTIMEOUT is a free data retrieval call binding the contract method 0x95a09f2a.
@@ -234,7 +233,7 @@ func (_Hermez *HermezCaller) Buckets(opts *bind.CallOpts, arg0 *big.Int) (struct
 	})
 	out := ret
 	err := _Hermez.contract.Call(opts, out, "buckets", arg0)
-	return *ret, tracerr.Wrap(err)
+	return *ret, err
 }
 
 // Buckets is a free data retrieval call binding the contract method 0x9b51fb0d.
@@ -263,55 +262,55 @@ func (_Hermez *HermezCallerSession) Buckets(arg0 *big.Int) (struct {
 	return _Hermez.Contract.Buckets(&_Hermez.CallOpts, arg0)
 }
 
-// ExitNullifierMap is a free data retrieval call binding the contract method 0xe9b5269c.
+// ExitNullifierMap is a free data retrieval call binding the contract method 0xf84f92ee.
 //
-// Solidity: function exitNullifierMap(uint64 , uint48 ) view returns(bool)
-func (_Hermez *HermezCaller) ExitNullifierMap(opts *bind.CallOpts, arg0 uint64, arg1 *big.Int) (bool, error) {
+// Solidity: function exitNullifierMap(uint32 , uint48 ) view returns(bool)
+func (_Hermez *HermezCaller) ExitNullifierMap(opts *bind.CallOpts, arg0 uint32, arg1 *big.Int) (bool, error) {
 	var (
 		ret0 = new(bool)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "exitNullifierMap", arg0, arg1)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
-// ExitNullifierMap is a free data retrieval call binding the contract method 0xe9b5269c.
+// ExitNullifierMap is a free data retrieval call binding the contract method 0xf84f92ee.
 //
-// Solidity: function exitNullifierMap(uint64 , uint48 ) view returns(bool)
-func (_Hermez *HermezSession) ExitNullifierMap(arg0 uint64, arg1 *big.Int) (bool, error) {
+// Solidity: function exitNullifierMap(uint32 , uint48 ) view returns(bool)
+func (_Hermez *HermezSession) ExitNullifierMap(arg0 uint32, arg1 *big.Int) (bool, error) {
 	return _Hermez.Contract.ExitNullifierMap(&_Hermez.CallOpts, arg0, arg1)
 }
 
-// ExitNullifierMap is a free data retrieval call binding the contract method 0xe9b5269c.
+// ExitNullifierMap is a free data retrieval call binding the contract method 0xf84f92ee.
 //
-// Solidity: function exitNullifierMap(uint64 , uint48 ) view returns(bool)
-func (_Hermez *HermezCallerSession) ExitNullifierMap(arg0 uint64, arg1 *big.Int) (bool, error) {
+// Solidity: function exitNullifierMap(uint32 , uint48 ) view returns(bool)
+func (_Hermez *HermezCallerSession) ExitNullifierMap(arg0 uint32, arg1 *big.Int) (bool, error) {
 	return _Hermez.Contract.ExitNullifierMap(&_Hermez.CallOpts, arg0, arg1)
 }
 
-// ExitRootsMap is a free data retrieval call binding the contract method 0x506d5463.
+// ExitRootsMap is a free data retrieval call binding the contract method 0x3ee641ea.
 //
-// Solidity: function exitRootsMap(uint64 ) view returns(uint256)
-func (_Hermez *HermezCaller) ExitRootsMap(opts *bind.CallOpts, arg0 uint64) (*big.Int, error) {
+// Solidity: function exitRootsMap(uint32 ) view returns(uint256)
+func (_Hermez *HermezCaller) ExitRootsMap(opts *bind.CallOpts, arg0 uint32) (*big.Int, error) {
 	var (
 		ret0 = new(*big.Int)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "exitRootsMap", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
-// ExitRootsMap is a free data retrieval call binding the contract method 0x506d5463.
+// ExitRootsMap is a free data retrieval call binding the contract method 0x3ee641ea.
 //
-// Solidity: function exitRootsMap(uint64 ) view returns(uint256)
-func (_Hermez *HermezSession) ExitRootsMap(arg0 uint64) (*big.Int, error) {
+// Solidity: function exitRootsMap(uint32 ) view returns(uint256)
+func (_Hermez *HermezSession) ExitRootsMap(arg0 uint32) (*big.Int, error) {
 	return _Hermez.Contract.ExitRootsMap(&_Hermez.CallOpts, arg0)
 }
 
-// ExitRootsMap is a free data retrieval call binding the contract method 0x506d5463.
+// ExitRootsMap is a free data retrieval call binding the contract method 0x3ee641ea.
 //
-// Solidity: function exitRootsMap(uint64 ) view returns(uint256)
-func (_Hermez *HermezCallerSession) ExitRootsMap(arg0 uint64) (*big.Int, error) {
+// Solidity: function exitRootsMap(uint32 ) view returns(uint256)
+func (_Hermez *HermezCallerSession) ExitRootsMap(arg0 uint32) (*big.Int, error) {
 	return _Hermez.Contract.ExitRootsMap(&_Hermez.CallOpts, arg0)
 }
 
@@ -324,7 +323,7 @@ func (_Hermez *HermezCaller) FeeAddToken(opts *bind.CallOpts) (*big.Int, error)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "feeAddToken")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // FeeAddToken is a free data retrieval call binding the contract method 0xbded9bb8.
@@ -350,7 +349,7 @@ func (_Hermez *HermezCaller) ForgeL1L2BatchTimeout(opts *bind.CallOpts) (uint8,
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "forgeL1L2BatchTimeout")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // ForgeL1L2BatchTimeout is a free data retrieval call binding the contract method 0xa3275838.
@@ -376,7 +375,7 @@ func (_Hermez *HermezCaller) HermezAuctionContract(opts *bind.CallOpts) (common.
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "hermezAuctionContract")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // HermezAuctionContract is a free data retrieval call binding the contract method 0x2bd83626.
@@ -393,30 +392,30 @@ func (_Hermez *HermezCallerSession) HermezAuctionContract() (common.Address, err
 	return _Hermez.Contract.HermezAuctionContract(&_Hermez.CallOpts)
 }
 
-// HermezGovernanceDAOAddress is a free data retrieval call binding the contract method 0xdd46bf84.
+// HermezGovernanceAddress is a free data retrieval call binding the contract method 0x013f7852.
 //
-// Solidity: function hermezGovernanceDAOAddress() view returns(address)
-func (_Hermez *HermezCaller) HermezGovernanceDAOAddress(opts *bind.CallOpts) (common.Address, error) {
+// Solidity: function hermezGovernanceAddress() view returns(address)
+func (_Hermez *HermezCaller) HermezGovernanceAddress(opts *bind.CallOpts) (common.Address, error) {
 	var (
 		ret0 = new(common.Address)
 	)
 	out := ret0
-	err := _Hermez.contract.Call(opts, out, "hermezGovernanceDAOAddress")
-	return *ret0, tracerr.Wrap(err)
+	err := _Hermez.contract.Call(opts, out, "hermezGovernanceAddress")
+	return *ret0, err
 }
 
-// HermezGovernanceDAOAddress is a free data retrieval call binding the contract method 0xdd46bf84.
+// HermezGovernanceAddress is a free data retrieval call binding the contract method 0x013f7852.
 //
-// Solidity: function hermezGovernanceDAOAddress() view returns(address)
-func (_Hermez *HermezSession) HermezGovernanceDAOAddress() (common.Address, error) {
-	return _Hermez.Contract.HermezGovernanceDAOAddress(&_Hermez.CallOpts)
+// Solidity: function hermezGovernanceAddress() view returns(address)
+func (_Hermez *HermezSession) HermezGovernanceAddress() (common.Address, error) {
+	return _Hermez.Contract.HermezGovernanceAddress(&_Hermez.CallOpts)
 }
 
-// HermezGovernanceDAOAddress is a free data retrieval call binding the contract method 0xdd46bf84.
+// HermezGovernanceAddress is a free data retrieval call binding the contract method 0x013f7852.
 //
-// Solidity: function hermezGovernanceDAOAddress() view returns(address)
-func (_Hermez *HermezCallerSession) HermezGovernanceDAOAddress() (common.Address, error) {
-	return _Hermez.Contract.HermezGovernanceDAOAddress(&_Hermez.CallOpts)
+// Solidity: function hermezGovernanceAddress() view returns(address)
+func (_Hermez *HermezCallerSession) HermezGovernanceAddress() (common.Address, error) {
+	return _Hermez.Contract.HermezGovernanceAddress(&_Hermez.CallOpts)
 }
 
 // InstantWithdrawalViewer is a free data retrieval call binding the contract method 0x375110aa.
@@ -428,7 +427,7 @@ func (_Hermez *HermezCaller) InstantWithdrawalViewer(opts *bind.CallOpts, tokenA
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "instantWithdrawalViewer", tokenAddress, amount)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // InstantWithdrawalViewer is a free data retrieval call binding the contract method 0x375110aa.
@@ -447,27 +446,27 @@ func (_Hermez *HermezCallerSession) InstantWithdrawalViewer(tokenAddress common.
 
 // LastForgedBatch is a free data retrieval call binding the contract method 0x44e0b2ce.
 //
-// Solidity: function lastForgedBatch() view returns(uint64)
-func (_Hermez *HermezCaller) LastForgedBatch(opts *bind.CallOpts) (uint64, error) {
+// Solidity: function lastForgedBatch() view returns(uint32)
+func (_Hermez *HermezCaller) LastForgedBatch(opts *bind.CallOpts) (uint32, error) {
 	var (
-		ret0 = new(uint64)
+		ret0 = new(uint32)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "lastForgedBatch")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // LastForgedBatch is a free data retrieval call binding the contract method 0x44e0b2ce.
 //
-// Solidity: function lastForgedBatch() view returns(uint64)
-func (_Hermez *HermezSession) LastForgedBatch() (uint64, error) {
+// Solidity: function lastForgedBatch() view returns(uint32)
+func (_Hermez *HermezSession) LastForgedBatch() (uint32, error) {
 	return _Hermez.Contract.LastForgedBatch(&_Hermez.CallOpts)
 }
 
 // LastForgedBatch is a free data retrieval call binding the contract method 0x44e0b2ce.
 //
-// Solidity: function lastForgedBatch() view returns(uint64)
-func (_Hermez *HermezCallerSession) LastForgedBatch() (uint64, error) {
+// Solidity: function lastForgedBatch() view returns(uint32)
+func (_Hermez *HermezCallerSession) LastForgedBatch() (uint32, error) {
 	return _Hermez.Contract.LastForgedBatch(&_Hermez.CallOpts)
 }
 
@@ -480,7 +479,7 @@ func (_Hermez *HermezCaller) LastIdx(opts *bind.CallOpts) (*big.Int, error) {
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "lastIdx")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // LastIdx is a free data retrieval call binding the contract method 0xd486645c.
@@ -506,7 +505,7 @@ func (_Hermez *HermezCaller) LastL1L2Batch(opts *bind.CallOpts) (uint64, error)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "lastL1L2Batch")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // LastL1L2Batch is a free data retrieval call binding the contract method 0x84ef9ed4.
@@ -523,81 +522,81 @@ func (_Hermez *HermezCallerSession) LastL1L2Batch() (uint64, error) {
 	return _Hermez.Contract.LastL1L2Batch(&_Hermez.CallOpts)
 }
 
-// MapL1TxQueue is a free data retrieval call binding the contract method 0xe796fcf3.
+// MapL1TxQueue is a free data retrieval call binding the contract method 0xdc3e718e.
 //
-// Solidity: function mapL1TxQueue(uint64 ) view returns(bytes)
-func (_Hermez *HermezCaller) MapL1TxQueue(opts *bind.CallOpts, arg0 uint64) ([]byte, error) {
+// Solidity: function mapL1TxQueue(uint32 ) view returns(bytes)
+func (_Hermez *HermezCaller) MapL1TxQueue(opts *bind.CallOpts, arg0 uint32) ([]byte, error) {
 	var (
 		ret0 = new([]byte)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "mapL1TxQueue", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
-// MapL1TxQueue is a free data retrieval call binding the contract method 0xe796fcf3.
+// MapL1TxQueue is a free data retrieval call binding the contract method 0xdc3e718e.
 //
-// Solidity: function mapL1TxQueue(uint64 ) view returns(bytes)
-func (_Hermez *HermezSession) MapL1TxQueue(arg0 uint64) ([]byte, error) {
+// Solidity: function mapL1TxQueue(uint32 ) view returns(bytes)
+func (_Hermez *HermezSession) MapL1TxQueue(arg0 uint32) ([]byte, error) {
 	return _Hermez.Contract.MapL1TxQueue(&_Hermez.CallOpts, arg0)
 }
 
-// MapL1TxQueue is a free data retrieval call binding the contract method 0xe796fcf3.
+// MapL1TxQueue is a free data retrieval call binding the contract method 0xdc3e718e.
 //
-// Solidity: function mapL1TxQueue(uint64 ) view returns(bytes)
-func (_Hermez *HermezCallerSession) MapL1TxQueue(arg0 uint64) ([]byte, error) {
+// Solidity: function mapL1TxQueue(uint32 ) view returns(bytes)
+func (_Hermez *HermezCallerSession) MapL1TxQueue(arg0 uint32) ([]byte, error) {
 	return _Hermez.Contract.MapL1TxQueue(&_Hermez.CallOpts, arg0)
 }
 
 // NextL1FillingQueue is a free data retrieval call binding the contract method 0x0ee8e52b.
 //
-// Solidity: function nextL1FillingQueue() view returns(uint64)
-func (_Hermez *HermezCaller) NextL1FillingQueue(opts *bind.CallOpts) (uint64, error) {
+// Solidity: function nextL1FillingQueue() view returns(uint32)
+func (_Hermez *HermezCaller) NextL1FillingQueue(opts *bind.CallOpts) (uint32, error) {
 	var (
-		ret0 = new(uint64)
+		ret0 = new(uint32)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "nextL1FillingQueue")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // NextL1FillingQueue is a free data retrieval call binding the contract method 0x0ee8e52b.
 //
-// Solidity: function nextL1FillingQueue() view returns(uint64)
-func (_Hermez *HermezSession) NextL1FillingQueue() (uint64, error) {
+// Solidity: function nextL1FillingQueue() view returns(uint32)
+func (_Hermez *HermezSession) NextL1FillingQueue() (uint32, error) {
 	return _Hermez.Contract.NextL1FillingQueue(&_Hermez.CallOpts)
 }
 
 // NextL1FillingQueue is a free data retrieval call binding the contract method 0x0ee8e52b.
 //
-// Solidity: function nextL1FillingQueue() view returns(uint64)
-func (_Hermez *HermezCallerSession) NextL1FillingQueue() (uint64, error) {
+// Solidity: function nextL1FillingQueue() view returns(uint32)
+func (_Hermez *HermezCallerSession) NextL1FillingQueue() (uint32, error) {
 	return _Hermez.Contract.NextL1FillingQueue(&_Hermez.CallOpts)
 }
 
 // NextL1ToForgeQueue is a free data retrieval call binding the contract method 0xd0f32e67.
 //
-// Solidity: function nextL1ToForgeQueue() view returns(uint64)
-func (_Hermez *HermezCaller) NextL1ToForgeQueue(opts *bind.CallOpts) (uint64, error) {
+// Solidity: function nextL1ToForgeQueue() view returns(uint32)
+func (_Hermez *HermezCaller) NextL1ToForgeQueue(opts *bind.CallOpts) (uint32, error) {
 	var (
-		ret0 = new(uint64)
+		ret0 = new(uint32)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "nextL1ToForgeQueue")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // NextL1ToForgeQueue is a free data retrieval call binding the contract method 0xd0f32e67.
 //
-// Solidity: function nextL1ToForgeQueue() view returns(uint64)
-func (_Hermez *HermezSession) NextL1ToForgeQueue() (uint64, error) {
+// Solidity: function nextL1ToForgeQueue() view returns(uint32)
+func (_Hermez *HermezSession) NextL1ToForgeQueue() (uint32, error) {
 	return _Hermez.Contract.NextL1ToForgeQueue(&_Hermez.CallOpts)
 }
 
 // NextL1ToForgeQueue is a free data retrieval call binding the contract method 0xd0f32e67.
 //
-// Solidity: function nextL1ToForgeQueue() view returns(uint64)
-func (_Hermez *HermezCallerSession) NextL1ToForgeQueue() (uint64, error) {
+// Solidity: function nextL1ToForgeQueue() view returns(uint32)
+func (_Hermez *HermezCallerSession) NextL1ToForgeQueue() (uint32, error) {
 	return _Hermez.Contract.NextL1ToForgeQueue(&_Hermez.CallOpts)
 }
 
@@ -610,7 +609,7 @@ func (_Hermez *HermezCaller) RegisterTokensCount(opts *bind.CallOpts) (*big.Int,
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "registerTokensCount")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // RegisterTokensCount is a free data retrieval call binding the contract method 0x9f34e9a3.
@@ -642,7 +641,7 @@ func (_Hermez *HermezCaller) RollupVerifiers(opts *bind.CallOpts, arg0 *big.Int)
 	})
 	out := ret
 	err := _Hermez.contract.Call(opts, out, "rollupVerifiers", arg0)
-	return *ret, tracerr.Wrap(err)
+	return *ret, err
 }
 
 // RollupVerifiers is a free data retrieval call binding the contract method 0x38330200.
@@ -667,55 +666,29 @@ func (_Hermez *HermezCallerSession) RollupVerifiers(arg0 *big.Int) (struct {
 	return _Hermez.Contract.RollupVerifiers(&_Hermez.CallOpts, arg0)
 }
 
-// SafetyAddress is a free data retrieval call binding the contract method 0xe56e27ae.
+// StateRootMap is a free data retrieval call binding the contract method 0x9e00d7ea.
 //
-// Solidity: function safetyAddress() view returns(address)
-func (_Hermez *HermezCaller) SafetyAddress(opts *bind.CallOpts) (common.Address, error) {
-	var (
-		ret0 = new(common.Address)
-	)
-	out := ret0
-	err := _Hermez.contract.Call(opts, out, "safetyAddress")
-	return *ret0, tracerr.Wrap(err)
-}
-
-// SafetyAddress is a free data retrieval call binding the contract method 0xe56e27ae.
-//
-// Solidity: function safetyAddress() view returns(address)
-func (_Hermez *HermezSession) SafetyAddress() (common.Address, error) {
-	return _Hermez.Contract.SafetyAddress(&_Hermez.CallOpts)
-}
-
-// SafetyAddress is a free data retrieval call binding the contract method 0xe56e27ae.
-//
-// Solidity: function safetyAddress() view returns(address)
-func (_Hermez *HermezCallerSession) SafetyAddress() (common.Address, error) {
-	return _Hermez.Contract.SafetyAddress(&_Hermez.CallOpts)
-}
-
-// StateRootMap is a free data retrieval call binding the contract method 0x86c6acc1.
-//
-// Solidity: function stateRootMap(uint64 ) view returns(uint256)
-func (_Hermez *HermezCaller) StateRootMap(opts *bind.CallOpts, arg0 uint64) (*big.Int, error) {
+// Solidity: function stateRootMap(uint32 ) view returns(uint256)
+func (_Hermez *HermezCaller) StateRootMap(opts *bind.CallOpts, arg0 uint32) (*big.Int, error) {
 	var (
 		ret0 = new(*big.Int)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "stateRootMap", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
-// StateRootMap is a free data retrieval call binding the contract method 0x86c6acc1.
+// StateRootMap is a free data retrieval call binding the contract method 0x9e00d7ea.
 //
-// Solidity: function stateRootMap(uint64 ) view returns(uint256)
-func (_Hermez *HermezSession) StateRootMap(arg0 uint64) (*big.Int, error) {
+// Solidity: function stateRootMap(uint32 ) view returns(uint256)
+func (_Hermez *HermezSession) StateRootMap(arg0 uint32) (*big.Int, error) {
 	return _Hermez.Contract.StateRootMap(&_Hermez.CallOpts, arg0)
 }
 
-// StateRootMap is a free data retrieval call binding the contract method 0x86c6acc1.
+// StateRootMap is a free data retrieval call binding the contract method 0x9e00d7ea.
 //
-// Solidity: function stateRootMap(uint64 ) view returns(uint256)
-func (_Hermez *HermezCallerSession) StateRootMap(arg0 uint64) (*big.Int, error) {
+// Solidity: function stateRootMap(uint32 ) view returns(uint256)
+func (_Hermez *HermezCallerSession) StateRootMap(arg0 uint32) (*big.Int, error) {
 	return _Hermez.Contract.StateRootMap(&_Hermez.CallOpts, arg0)
 }
 
@@ -728,7 +701,7 @@ func (_Hermez *HermezCaller) TokenExchange(opts *bind.CallOpts, arg0 common.Addr
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "tokenExchange", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TokenExchange is a free data retrieval call binding the contract method 0x0dd94b96.
@@ -754,7 +727,7 @@ func (_Hermez *HermezCaller) TokenHEZ(opts *bind.CallOpts) (common.Address, erro
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "tokenHEZ")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TokenHEZ is a free data retrieval call binding the contract method 0x79a135e3.
@@ -780,7 +753,7 @@ func (_Hermez *HermezCaller) TokenList(opts *bind.CallOpts, arg0 *big.Int) (comm
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "tokenList", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TokenList is a free data retrieval call binding the contract method 0x9ead7222.
@@ -806,7 +779,7 @@ func (_Hermez *HermezCaller) TokenMap(opts *bind.CallOpts, arg0 common.Address)
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "tokenMap", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TokenMap is a free data retrieval call binding the contract method 0x004aca6e.
@@ -832,7 +805,7 @@ func (_Hermez *HermezCaller) WithdrawDelayerContract(opts *bind.CallOpts) (commo
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "withdrawDelayerContract")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // WithdrawDelayerContract is a free data retrieval call binding the contract method 0x1b0a8223.
@@ -858,7 +831,7 @@ func (_Hermez *HermezCaller) WithdrawVerifier(opts *bind.CallOpts) (common.Addre
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "withdrawVerifier")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // WithdrawVerifier is a free data retrieval call binding the contract method 0x864eb164.
@@ -884,7 +857,7 @@ func (_Hermez *HermezCaller) WithdrawalDelay(opts *bind.CallOpts) (uint64, error
 	)
 	out := ret0
 	err := _Hermez.contract.Call(opts, out, "withdrawalDelay")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // WithdrawalDelay is a free data retrieval call binding the contract method 0xa7ab6961.
@@ -945,44 +918,44 @@ func (_Hermez *HermezTransactorSession) AddToken(tokenAddress common.Address, pe
 
 // ForgeBatch is a paid mutator transaction binding the contract method 0x6e7e1365.
 //
-// Solidity: function forgeBatch(uint48 newLastIdx, uint256 newStRoot, uint256 newExitRoot, bytes encodedL1CoordinatorTx, bytes l2TxsData, bytes feeIdxCoordinator, uint8 verifierIdx, bool l1Batch, uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC) returns()
-func (_Hermez *HermezTransactor) ForgeBatch(opts *bind.TransactOpts, newLastIdx *big.Int, newStRoot *big.Int, newExitRoot *big.Int, encodedL1CoordinatorTx []byte, l2TxsData []byte, feeIdxCoordinator []byte, verifierIdx uint8, l1Batch bool, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int) (*types.Transaction, error) {
-	return _Hermez.contract.Transact(opts, "forgeBatch", newLastIdx, newStRoot, newExitRoot, encodedL1CoordinatorTx, l2TxsData, feeIdxCoordinator, verifierIdx, l1Batch, proofA, proofB, proofC)
+// Solidity: function forgeBatch(uint48 newLastIdx, uint256 newStRoot, uint256 newExitRoot, bytes encodedL1CoordinatorTx, bytes l1L2TxsData, bytes feeIdxCoordinator, uint8 verifierIdx, bool l1Batch, uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC) returns()
+func (_Hermez *HermezTransactor) ForgeBatch(opts *bind.TransactOpts, newLastIdx *big.Int, newStRoot *big.Int, newExitRoot *big.Int, encodedL1CoordinatorTx []byte, l1L2TxsData []byte, feeIdxCoordinator []byte, verifierIdx uint8, l1Batch bool, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int) (*types.Transaction, error) {
+	return _Hermez.contract.Transact(opts, "forgeBatch", newLastIdx, newStRoot, newExitRoot, encodedL1CoordinatorTx, l1L2TxsData, feeIdxCoordinator, verifierIdx, l1Batch, proofA, proofB, proofC)
 }
 
 // ForgeBatch is a paid mutator transaction binding the contract method 0x6e7e1365.
 //
-// Solidity: function forgeBatch(uint48 newLastIdx, uint256 newStRoot, uint256 newExitRoot, bytes encodedL1CoordinatorTx, bytes l2TxsData, bytes feeIdxCoordinator, uint8 verifierIdx, bool l1Batch, uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC) returns()
-func (_Hermez *HermezSession) ForgeBatch(newLastIdx *big.Int, newStRoot *big.Int, newExitRoot *big.Int, encodedL1CoordinatorTx []byte, l2TxsData []byte, feeIdxCoordinator []byte, verifierIdx uint8, l1Batch bool, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int) (*types.Transaction, error) {
-	return _Hermez.Contract.ForgeBatch(&_Hermez.TransactOpts, newLastIdx, newStRoot, newExitRoot, encodedL1CoordinatorTx, l2TxsData, feeIdxCoordinator, verifierIdx, l1Batch, proofA, proofB, proofC)
+// Solidity: function forgeBatch(uint48 newLastIdx, uint256 newStRoot, uint256 newExitRoot, bytes encodedL1CoordinatorTx, bytes l1L2TxsData, bytes feeIdxCoordinator, uint8 verifierIdx, bool l1Batch, uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC) returns()
+func (_Hermez *HermezSession) ForgeBatch(newLastIdx *big.Int, newStRoot *big.Int, newExitRoot *big.Int, encodedL1CoordinatorTx []byte, l1L2TxsData []byte, feeIdxCoordinator []byte, verifierIdx uint8, l1Batch bool, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int) (*types.Transaction, error) {
+	return _Hermez.Contract.ForgeBatch(&_Hermez.TransactOpts, newLastIdx, newStRoot, newExitRoot, encodedL1CoordinatorTx, l1L2TxsData, feeIdxCoordinator, verifierIdx, l1Batch, proofA, proofB, proofC)
 }
 
 // ForgeBatch is a paid mutator transaction binding the contract method 0x6e7e1365.
 //
-// Solidity: function forgeBatch(uint48 newLastIdx, uint256 newStRoot, uint256 newExitRoot, bytes encodedL1CoordinatorTx, bytes l2TxsData, bytes feeIdxCoordinator, uint8 verifierIdx, bool l1Batch, uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC) returns()
-func (_Hermez *HermezTransactorSession) ForgeBatch(newLastIdx *big.Int, newStRoot *big.Int, newExitRoot *big.Int, encodedL1CoordinatorTx []byte, l2TxsData []byte, feeIdxCoordinator []byte, verifierIdx uint8, l1Batch bool, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int) (*types.Transaction, error) {
-	return _Hermez.Contract.ForgeBatch(&_Hermez.TransactOpts, newLastIdx, newStRoot, newExitRoot, encodedL1CoordinatorTx, l2TxsData, feeIdxCoordinator, verifierIdx, l1Batch, proofA, proofB, proofC)
+// Solidity: function forgeBatch(uint48 newLastIdx, uint256 newStRoot, uint256 newExitRoot, bytes encodedL1CoordinatorTx, bytes l1L2TxsData, bytes feeIdxCoordinator, uint8 verifierIdx, bool l1Batch, uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC) returns()
+func (_Hermez *HermezTransactorSession) ForgeBatch(newLastIdx *big.Int, newStRoot *big.Int, newExitRoot *big.Int, encodedL1CoordinatorTx []byte, l1L2TxsData []byte, feeIdxCoordinator []byte, verifierIdx uint8, l1Batch bool, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int) (*types.Transaction, error) {
+	return _Hermez.Contract.ForgeBatch(&_Hermez.TransactOpts, newLastIdx, newStRoot, newExitRoot, encodedL1CoordinatorTx, l1L2TxsData, feeIdxCoordinator, verifierIdx, l1Batch, proofA, proofB, proofC)
 }
 
-// InitializeHermez is a paid mutator transaction binding the contract method 0x4ee51c26.
+// InitializeHermez is a paid mutator transaction binding the contract method 0x599897e3.
 //
-// Solidity: function initializeHermez(address[] _verifiers, uint256[] _verifiersParams, address _withdrawVerifier, address _hermezAuctionContract, address _tokenHEZ, uint8 _forgeL1L2BatchTimeout, uint256 _feeAddToken, address _poseidon2Elements, address _poseidon3Elements, address _poseidon4Elements, address _hermezGovernanceDAOAddress, address _safetyAddress, uint64 _withdrawalDelay, address _withdrawDelayerContract) returns()
-func (_Hermez *HermezTransactor) InitializeHermez(opts *bind.TransactOpts, _verifiers []common.Address, _verifiersParams []*big.Int, _withdrawVerifier common.Address, _hermezAuctionContract common.Address, _tokenHEZ common.Address, _forgeL1L2BatchTimeout uint8, _feeAddToken *big.Int, _poseidon2Elements common.Address, _poseidon3Elements common.Address, _poseidon4Elements common.Address, _hermezGovernanceDAOAddress common.Address, _safetyAddress common.Address, _withdrawalDelay uint64, _withdrawDelayerContract common.Address) (*types.Transaction, error) {
-	return _Hermez.contract.Transact(opts, "initializeHermez", _verifiers, _verifiersParams, _withdrawVerifier, _hermezAuctionContract, _tokenHEZ, _forgeL1L2BatchTimeout, _feeAddToken, _poseidon2Elements, _poseidon3Elements, _poseidon4Elements, _hermezGovernanceDAOAddress, _safetyAddress, _withdrawalDelay, _withdrawDelayerContract)
+// Solidity: function initializeHermez(address[] _verifiers, uint256[] _verifiersParams, address _withdrawVerifier, address _hermezAuctionContract, address _tokenHEZ, uint8 _forgeL1L2BatchTimeout, uint256 _feeAddToken, address _poseidon2Elements, address _poseidon3Elements, address _poseidon4Elements, address _hermezGovernanceAddress, uint64 _withdrawalDelay, address _withdrawDelayerContract) returns()
+func (_Hermez *HermezTransactor) InitializeHermez(opts *bind.TransactOpts, _verifiers []common.Address, _verifiersParams []*big.Int, _withdrawVerifier common.Address, _hermezAuctionContract common.Address, _tokenHEZ common.Address, _forgeL1L2BatchTimeout uint8, _feeAddToken *big.Int, _poseidon2Elements common.Address, _poseidon3Elements common.Address, _poseidon4Elements common.Address, _hermezGovernanceAddress common.Address, _withdrawalDelay uint64, _withdrawDelayerContract common.Address) (*types.Transaction, error) {
+	return _Hermez.contract.Transact(opts, "initializeHermez", _verifiers, _verifiersParams, _withdrawVerifier, _hermezAuctionContract, _tokenHEZ, _forgeL1L2BatchTimeout, _feeAddToken, _poseidon2Elements, _poseidon3Elements, _poseidon4Elements, _hermezGovernanceAddress, _withdrawalDelay, _withdrawDelayerContract)
 }
 
-// InitializeHermez is a paid mutator transaction binding the contract method 0x4ee51c26.
+// InitializeHermez is a paid mutator transaction binding the contract method 0x599897e3.
 //
-// Solidity: function initializeHermez(address[] _verifiers, uint256[] _verifiersParams, address _withdrawVerifier, address _hermezAuctionContract, address _tokenHEZ, uint8 _forgeL1L2BatchTimeout, uint256 _feeAddToken, address _poseidon2Elements, address _poseidon3Elements, address _poseidon4Elements, address _hermezGovernanceDAOAddress, address _safetyAddress, uint64 _withdrawalDelay, address _withdrawDelayerContract) returns()
-func (_Hermez *HermezSession) InitializeHermez(_verifiers []common.Address, _verifiersParams []*big.Int, _withdrawVerifier common.Address, _hermezAuctionContract common.Address, _tokenHEZ common.Address, _forgeL1L2BatchTimeout uint8, _feeAddToken *big.Int, _poseidon2Elements common.Address, _poseidon3Elements common.Address, _poseidon4Elements common.Address, _hermezGovernanceDAOAddress common.Address, _safetyAddress common.Address, _withdrawalDelay uint64, _withdrawDelayerContract common.Address) (*types.Transaction, error) {
-	return _Hermez.Contract.InitializeHermez(&_Hermez.TransactOpts, _verifiers, _verifiersParams, _withdrawVerifier, _hermezAuctionContract, _tokenHEZ, _forgeL1L2BatchTimeout, _feeAddToken, _poseidon2Elements, _poseidon3Elements, _poseidon4Elements, _hermezGovernanceDAOAddress, _safetyAddress, _withdrawalDelay, _withdrawDelayerContract)
+// Solidity: function initializeHermez(address[] _verifiers, uint256[] _verifiersParams, address _withdrawVerifier, address _hermezAuctionContract, address _tokenHEZ, uint8 _forgeL1L2BatchTimeout, uint256 _feeAddToken, address _poseidon2Elements, address _poseidon3Elements, address _poseidon4Elements, address _hermezGovernanceAddress, uint64 _withdrawalDelay, address _withdrawDelayerContract) returns()
+func (_Hermez *HermezSession) InitializeHermez(_verifiers []common.Address, _verifiersParams []*big.Int, _withdrawVerifier common.Address, _hermezAuctionContract common.Address, _tokenHEZ common.Address, _forgeL1L2BatchTimeout uint8, _feeAddToken *big.Int, _poseidon2Elements common.Address, _poseidon3Elements common.Address, _poseidon4Elements common.Address, _hermezGovernanceAddress common.Address, _withdrawalDelay uint64, _withdrawDelayerContract common.Address) (*types.Transaction, error) {
+	return _Hermez.Contract.InitializeHermez(&_Hermez.TransactOpts, _verifiers, _verifiersParams, _withdrawVerifier, _hermezAuctionContract, _tokenHEZ, _forgeL1L2BatchTimeout, _feeAddToken, _poseidon2Elements, _poseidon3Elements, _poseidon4Elements, _hermezGovernanceAddress, _withdrawalDelay, _withdrawDelayerContract)
 }
 
-// InitializeHermez is a paid mutator transaction binding the contract method 0x4ee51c26.
+// InitializeHermez is a paid mutator transaction binding the contract method 0x599897e3.
 //
-// Solidity: function initializeHermez(address[] _verifiers, uint256[] _verifiersParams, address _withdrawVerifier, address _hermezAuctionContract, address _tokenHEZ, uint8 _forgeL1L2BatchTimeout, uint256 _feeAddToken, address _poseidon2Elements, address _poseidon3Elements, address _poseidon4Elements, address _hermezGovernanceDAOAddress, address _safetyAddress, uint64 _withdrawalDelay, address _withdrawDelayerContract) returns()
-func (_Hermez *HermezTransactorSession) InitializeHermez(_verifiers []common.Address, _verifiersParams []*big.Int, _withdrawVerifier common.Address, _hermezAuctionContract common.Address, _tokenHEZ common.Address, _forgeL1L2BatchTimeout uint8, _feeAddToken *big.Int, _poseidon2Elements common.Address, _poseidon3Elements common.Address, _poseidon4Elements common.Address, _hermezGovernanceDAOAddress common.Address, _safetyAddress common.Address, _withdrawalDelay uint64, _withdrawDelayerContract common.Address) (*types.Transaction, error) {
-	return _Hermez.Contract.InitializeHermez(&_Hermez.TransactOpts, _verifiers, _verifiersParams, _withdrawVerifier, _hermezAuctionContract, _tokenHEZ, _forgeL1L2BatchTimeout, _feeAddToken, _poseidon2Elements, _poseidon3Elements, _poseidon4Elements, _hermezGovernanceDAOAddress, _safetyAddress, _withdrawalDelay, _withdrawDelayerContract)
+// Solidity: function initializeHermez(address[] _verifiers, uint256[] _verifiersParams, address _withdrawVerifier, address _hermezAuctionContract, address _tokenHEZ, uint8 _forgeL1L2BatchTimeout, uint256 _feeAddToken, address _poseidon2Elements, address _poseidon3Elements, address _poseidon4Elements, address _hermezGovernanceAddress, uint64 _withdrawalDelay, address _withdrawDelayerContract) returns()
+func (_Hermez *HermezTransactorSession) InitializeHermez(_verifiers []common.Address, _verifiersParams []*big.Int, _withdrawVerifier common.Address, _hermezAuctionContract common.Address, _tokenHEZ common.Address, _forgeL1L2BatchTimeout uint8, _feeAddToken *big.Int, _poseidon2Elements common.Address, _poseidon3Elements common.Address, _poseidon4Elements common.Address, _hermezGovernanceAddress common.Address, _withdrawalDelay uint64, _withdrawDelayerContract common.Address) (*types.Transaction, error) {
+	return _Hermez.Contract.InitializeHermez(&_Hermez.TransactOpts, _verifiers, _verifiersParams, _withdrawVerifier, _hermezAuctionContract, _tokenHEZ, _forgeL1L2BatchTimeout, _feeAddToken, _poseidon2Elements, _poseidon3Elements, _poseidon4Elements, _hermezGovernanceAddress, _withdrawalDelay, _withdrawDelayerContract)
 }
 
 // SafeMode is a paid mutator transaction binding the contract method 0xabe3219c.
@@ -1111,45 +1084,45 @@ func (_Hermez *HermezTransactorSession) UpdateWithdrawalDelay(newWithdrawalDelay
 	return _Hermez.Contract.UpdateWithdrawalDelay(&_Hermez.TransactOpts, newWithdrawalDelay)
 }
 
-// WithdrawCircuit is a paid mutator transaction binding the contract method 0xc63cc3a0.
+// WithdrawCircuit is a paid mutator transaction binding the contract method 0x9ce2ad42.
 //
-// Solidity: function withdrawCircuit(uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC, uint32 tokenID, uint192 amount, uint48 numExitRoot, uint48 idx, bool instantWithdraw) returns()
-func (_Hermez *HermezTransactor) WithdrawCircuit(opts *bind.TransactOpts, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int, tokenID uint32, amount *big.Int, numExitRoot *big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+// Solidity: function withdrawCircuit(uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC, uint32 tokenID, uint192 amount, uint32 numExitRoot, uint48 idx, bool instantWithdraw) returns()
+func (_Hermez *HermezTransactor) WithdrawCircuit(opts *bind.TransactOpts, proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int, tokenID uint32, amount *big.Int, numExitRoot uint32, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
 	return _Hermez.contract.Transact(opts, "withdrawCircuit", proofA, proofB, proofC, tokenID, amount, numExitRoot, idx, instantWithdraw)
 }
 
-// WithdrawCircuit is a paid mutator transaction binding the contract method 0xc63cc3a0.
+// WithdrawCircuit is a paid mutator transaction binding the contract method 0x9ce2ad42.
 //
-// Solidity: function withdrawCircuit(uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC, uint32 tokenID, uint192 amount, uint48 numExitRoot, uint48 idx, bool instantWithdraw) returns()
-func (_Hermez *HermezSession) WithdrawCircuit(proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int, tokenID uint32, amount *big.Int, numExitRoot *big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+// Solidity: function withdrawCircuit(uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC, uint32 tokenID, uint192 amount, uint32 numExitRoot, uint48 idx, bool instantWithdraw) returns()
+func (_Hermez *HermezSession) WithdrawCircuit(proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int, tokenID uint32, amount *big.Int, numExitRoot uint32, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
 	return _Hermez.Contract.WithdrawCircuit(&_Hermez.TransactOpts, proofA, proofB, proofC, tokenID, amount, numExitRoot, idx, instantWithdraw)
 }
 
-// WithdrawCircuit is a paid mutator transaction binding the contract method 0xc63cc3a0.
+// WithdrawCircuit is a paid mutator transaction binding the contract method 0x9ce2ad42.
 //
-// Solidity: function withdrawCircuit(uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC, uint32 tokenID, uint192 amount, uint48 numExitRoot, uint48 idx, bool instantWithdraw) returns()
-func (_Hermez *HermezTransactorSession) WithdrawCircuit(proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int, tokenID uint32, amount *big.Int, numExitRoot *big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+// Solidity: function withdrawCircuit(uint256[2] proofA, uint256[2][2] proofB, uint256[2] proofC, uint32 tokenID, uint192 amount, uint32 numExitRoot, uint48 idx, bool instantWithdraw) returns()
+func (_Hermez *HermezTransactorSession) WithdrawCircuit(proofA [2]*big.Int, proofB [2][2]*big.Int, proofC [2]*big.Int, tokenID uint32, amount *big.Int, numExitRoot uint32, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
 	return _Hermez.Contract.WithdrawCircuit(&_Hermez.TransactOpts, proofA, proofB, proofC, tokenID, amount, numExitRoot, idx, instantWithdraw)
 }
 
-// WithdrawMerkleProof is a paid mutator transaction binding the contract method 0x432dd51f.
+// WithdrawMerkleProof is a paid mutator transaction binding the contract method 0xd9d4ca44.
 //
-// Solidity: function withdrawMerkleProof(uint32 tokenID, uint192 amount, uint256 babyPubKey, uint48 numExitRoot, uint256[] siblings, uint48 idx, bool instantWithdraw) returns()
-func (_Hermez *HermezTransactor) WithdrawMerkleProof(opts *bind.TransactOpts, tokenID uint32, amount *big.Int, babyPubKey *big.Int, numExitRoot *big.Int, siblings []*big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+// Solidity: function withdrawMerkleProof(uint32 tokenID, uint192 amount, uint256 babyPubKey, uint32 numExitRoot, uint256[] siblings, uint48 idx, bool instantWithdraw) returns()
+func (_Hermez *HermezTransactor) WithdrawMerkleProof(opts *bind.TransactOpts, tokenID uint32, amount *big.Int, babyPubKey *big.Int, numExitRoot uint32, siblings []*big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
 	return _Hermez.contract.Transact(opts, "withdrawMerkleProof", tokenID, amount, babyPubKey, numExitRoot, siblings, idx, instantWithdraw)
 }
 
-// WithdrawMerkleProof is a paid mutator transaction binding the contract method 0x432dd51f.
+// WithdrawMerkleProof is a paid mutator transaction binding the contract method 0xd9d4ca44.
 //
-// Solidity: function withdrawMerkleProof(uint32 tokenID, uint192 amount, uint256 babyPubKey, uint48 numExitRoot, uint256[] siblings, uint48 idx, bool instantWithdraw) returns()
-func (_Hermez *HermezSession) WithdrawMerkleProof(tokenID uint32, amount *big.Int, babyPubKey *big.Int, numExitRoot *big.Int, siblings []*big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+// Solidity: function withdrawMerkleProof(uint32 tokenID, uint192 amount, uint256 babyPubKey, uint32 numExitRoot, uint256[] siblings, uint48 idx, bool instantWithdraw) returns()
+func (_Hermez *HermezSession) WithdrawMerkleProof(tokenID uint32, amount *big.Int, babyPubKey *big.Int, numExitRoot uint32, siblings []*big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
 	return _Hermez.Contract.WithdrawMerkleProof(&_Hermez.TransactOpts, tokenID, amount, babyPubKey, numExitRoot, siblings, idx, instantWithdraw)
 }
 
-// WithdrawMerkleProof is a paid mutator transaction binding the contract method 0x432dd51f.
+// WithdrawMerkleProof is a paid mutator transaction binding the contract method 0xd9d4ca44.
 //
-// Solidity: function withdrawMerkleProof(uint32 tokenID, uint192 amount, uint256 babyPubKey, uint48 numExitRoot, uint256[] siblings, uint48 idx, bool instantWithdraw) returns()
-func (_Hermez *HermezTransactorSession) WithdrawMerkleProof(tokenID uint32, amount *big.Int, babyPubKey *big.Int, numExitRoot *big.Int, siblings []*big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
+// Solidity: function withdrawMerkleProof(uint32 tokenID, uint192 amount, uint256 babyPubKey, uint32 numExitRoot, uint256[] siblings, uint48 idx, bool instantWithdraw) returns()
+func (_Hermez *HermezTransactorSession) WithdrawMerkleProof(tokenID uint32, amount *big.Int, babyPubKey *big.Int, numExitRoot uint32, siblings []*big.Int, idx *big.Int, instantWithdraw bool) (*types.Transaction, error) {
 	return _Hermez.Contract.WithdrawMerkleProof(&_Hermez.TransactOpts, tokenID, amount, babyPubKey, numExitRoot, siblings, idx, instantWithdraw)
 }
 
@@ -1239,7 +1212,7 @@ func (_Hermez *HermezFilterer) FilterAddToken(opts *bind.FilterOpts, tokenAddres
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "AddToken", tokenAddressRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezAddTokenIterator{contract: _Hermez.contract, event: "AddToken", logs: logs, sub: sub}, nil
 }
@@ -1256,7 +1229,7 @@ func (_Hermez *HermezFilterer) WatchAddToken(opts *bind.WatchOpts, sink chan<- *
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "AddToken", tokenAddressRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1266,19 +1239,19 @@ func (_Hermez *HermezFilterer) WatchAddToken(opts *bind.WatchOpts, sink chan<- *
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezAddToken)
 				if err := _Hermez.contract.UnpackLog(event, "AddToken", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1292,7 +1265,7 @@ func (_Hermez *HermezFilterer) WatchAddToken(opts *bind.WatchOpts, sink chan<- *
 func (_Hermez *HermezFilterer) ParseAddToken(log types.Log) (*HermezAddToken, error) {
 	event := new(HermezAddToken)
 	if err := _Hermez.contract.UnpackLog(event, "AddToken", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1366,14 +1339,15 @@ func (it *HermezForgeBatchIterator) Close() error {
 
 // HermezForgeBatch represents a ForgeBatch event raised by the Hermez contract.
 type HermezForgeBatch struct {
-	BatchNum uint64
-	Raw      types.Log // Blockchain specific contextual infos
+	BatchNum     uint32
+	L1UserTxsLen uint16
+	Raw          types.Log // Blockchain specific contextual infos
 }
 
-// FilterForgeBatch is a free log retrieval operation binding the contract event 0xd7ab70a9e6ed0d6985e74c5cb553d300a13a2217d58266922b275b72fe786982.
+// FilterForgeBatch is a free log retrieval operation binding the contract event 0xe00040c8a3b0bf905636c26924e90520eafc5003324138236fddee2d34588618.
 //
-// Solidity: event ForgeBatch(uint64 indexed batchNum)
-func (_Hermez *HermezFilterer) FilterForgeBatch(opts *bind.FilterOpts, batchNum []uint64) (*HermezForgeBatchIterator, error) {
+// Solidity: event ForgeBatch(uint32 indexed batchNum, uint16 l1UserTxsLen)
+func (_Hermez *HermezFilterer) FilterForgeBatch(opts *bind.FilterOpts, batchNum []uint32) (*HermezForgeBatchIterator, error) {
 
 	var batchNumRule []interface{}
 	for _, batchNumItem := range batchNum {
@@ -1382,15 +1356,15 @@ func (_Hermez *HermezFilterer) FilterForgeBatch(opts *bind.FilterOpts, batchNum
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "ForgeBatch", batchNumRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezForgeBatchIterator{contract: _Hermez.contract, event: "ForgeBatch", logs: logs, sub: sub}, nil
 }
 
-// WatchForgeBatch is a free log subscription operation binding the contract event 0xd7ab70a9e6ed0d6985e74c5cb553d300a13a2217d58266922b275b72fe786982.
+// WatchForgeBatch is a free log subscription operation binding the contract event 0xe00040c8a3b0bf905636c26924e90520eafc5003324138236fddee2d34588618.
 //
-// Solidity: event ForgeBatch(uint64 indexed batchNum)
-func (_Hermez *HermezFilterer) WatchForgeBatch(opts *bind.WatchOpts, sink chan<- *HermezForgeBatch, batchNum []uint64) (event.Subscription, error) {
+// Solidity: event ForgeBatch(uint32 indexed batchNum, uint16 l1UserTxsLen)
+func (_Hermez *HermezFilterer) WatchForgeBatch(opts *bind.WatchOpts, sink chan<- *HermezForgeBatch, batchNum []uint32) (event.Subscription, error) {
 
 	var batchNumRule []interface{}
 	for _, batchNumItem := range batchNum {
@@ -1399,7 +1373,7 @@ func (_Hermez *HermezFilterer) WatchForgeBatch(opts *bind.WatchOpts, sink chan<-
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "ForgeBatch", batchNumRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1409,19 +1383,19 @@ func (_Hermez *HermezFilterer) WatchForgeBatch(opts *bind.WatchOpts, sink chan<-
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezForgeBatch)
 				if err := _Hermez.contract.UnpackLog(event, "ForgeBatch", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1429,13 +1403,13 @@ func (_Hermez *HermezFilterer) WatchForgeBatch(opts *bind.WatchOpts, sink chan<-
 	}), nil
 }
 
-// ParseForgeBatch is a log parse operation binding the contract event 0xd7ab70a9e6ed0d6985e74c5cb553d300a13a2217d58266922b275b72fe786982.
+// ParseForgeBatch is a log parse operation binding the contract event 0xe00040c8a3b0bf905636c26924e90520eafc5003324138236fddee2d34588618.
 //
-// Solidity: event ForgeBatch(uint64 indexed batchNum)
+// Solidity: event ForgeBatch(uint32 indexed batchNum, uint16 l1UserTxsLen)
 func (_Hermez *HermezFilterer) ParseForgeBatch(log types.Log) (*HermezForgeBatch, error) {
 	event := new(HermezForgeBatch)
 	if err := _Hermez.contract.UnpackLog(event, "ForgeBatch", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1509,16 +1483,16 @@ func (it *HermezL1UserTxEventIterator) Close() error {
 
 // HermezL1UserTxEvent represents a L1UserTxEvent event raised by the Hermez contract.
 type HermezL1UserTxEvent struct {
-	QueueIndex uint64
+	QueueIndex uint32
 	Position   uint8
 	L1UserTx   []byte
 	Raw        types.Log // Blockchain specific contextual infos
 }
 
-// FilterL1UserTxEvent is a free log retrieval operation binding the contract event 0x7f40be4e420c002c02fa9cad961f6a7620769d32d272f3f8c15e3ff59de9310e.
+// FilterL1UserTxEvent is a free log retrieval operation binding the contract event 0xdd5c7c5ea02d3c5d1621513faa6de53d474ee6f111eda6352a63e3dfe8c40119.
 //
-// Solidity: event L1UserTxEvent(uint64 indexed queueIndex, uint8 indexed position, bytes l1UserTx)
-func (_Hermez *HermezFilterer) FilterL1UserTxEvent(opts *bind.FilterOpts, queueIndex []uint64, position []uint8) (*HermezL1UserTxEventIterator, error) {
+// Solidity: event L1UserTxEvent(uint32 indexed queueIndex, uint8 indexed position, bytes l1UserTx)
+func (_Hermez *HermezFilterer) FilterL1UserTxEvent(opts *bind.FilterOpts, queueIndex []uint32, position []uint8) (*HermezL1UserTxEventIterator, error) {
 
 	var queueIndexRule []interface{}
 	for _, queueIndexItem := range queueIndex {
@@ -1531,15 +1505,15 @@ func (_Hermez *HermezFilterer) FilterL1UserTxEvent(opts *bind.FilterOpts, queueI
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "L1UserTxEvent", queueIndexRule, positionRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezL1UserTxEventIterator{contract: _Hermez.contract, event: "L1UserTxEvent", logs: logs, sub: sub}, nil
 }
 
-// WatchL1UserTxEvent is a free log subscription operation binding the contract event 0x7f40be4e420c002c02fa9cad961f6a7620769d32d272f3f8c15e3ff59de9310e.
+// WatchL1UserTxEvent is a free log subscription operation binding the contract event 0xdd5c7c5ea02d3c5d1621513faa6de53d474ee6f111eda6352a63e3dfe8c40119.
 //
-// Solidity: event L1UserTxEvent(uint64 indexed queueIndex, uint8 indexed position, bytes l1UserTx)
-func (_Hermez *HermezFilterer) WatchL1UserTxEvent(opts *bind.WatchOpts, sink chan<- *HermezL1UserTxEvent, queueIndex []uint64, position []uint8) (event.Subscription, error) {
+// Solidity: event L1UserTxEvent(uint32 indexed queueIndex, uint8 indexed position, bytes l1UserTx)
+func (_Hermez *HermezFilterer) WatchL1UserTxEvent(opts *bind.WatchOpts, sink chan<- *HermezL1UserTxEvent, queueIndex []uint32, position []uint8) (event.Subscription, error) {
 
 	var queueIndexRule []interface{}
 	for _, queueIndexItem := range queueIndex {
@@ -1552,7 +1526,7 @@ func (_Hermez *HermezFilterer) WatchL1UserTxEvent(opts *bind.WatchOpts, sink cha
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "L1UserTxEvent", queueIndexRule, positionRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1562,19 +1536,19 @@ func (_Hermez *HermezFilterer) WatchL1UserTxEvent(opts *bind.WatchOpts, sink cha
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezL1UserTxEvent)
 				if err := _Hermez.contract.UnpackLog(event, "L1UserTxEvent", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1582,13 +1556,13 @@ func (_Hermez *HermezFilterer) WatchL1UserTxEvent(opts *bind.WatchOpts, sink cha
 	}), nil
 }
 
-// ParseL1UserTxEvent is a log parse operation binding the contract event 0x7f40be4e420c002c02fa9cad961f6a7620769d32d272f3f8c15e3ff59de9310e.
+// ParseL1UserTxEvent is a log parse operation binding the contract event 0xdd5c7c5ea02d3c5d1621513faa6de53d474ee6f111eda6352a63e3dfe8c40119.
 //
-// Solidity: event L1UserTxEvent(uint64 indexed queueIndex, uint8 indexed position, bytes l1UserTx)
+// Solidity: event L1UserTxEvent(uint32 indexed queueIndex, uint8 indexed position, bytes l1UserTx)
 func (_Hermez *HermezFilterer) ParseL1UserTxEvent(log types.Log) (*HermezL1UserTxEvent, error) {
 	event := new(HermezL1UserTxEvent)
 	if err := _Hermez.contract.UnpackLog(event, "L1UserTxEvent", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1672,7 +1646,7 @@ func (_Hermez *HermezFilterer) FilterSafeMode(opts *bind.FilterOpts) (*HermezSaf
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "SafeMode")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezSafeModeIterator{contract: _Hermez.contract, event: "SafeMode", logs: logs, sub: sub}, nil
 }
@@ -1684,7 +1658,7 @@ func (_Hermez *HermezFilterer) WatchSafeMode(opts *bind.WatchOpts, sink chan<- *
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "SafeMode")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1694,19 +1668,19 @@ func (_Hermez *HermezFilterer) WatchSafeMode(opts *bind.WatchOpts, sink chan<- *
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezSafeMode)
 				if err := _Hermez.contract.UnpackLog(event, "SafeMode", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1720,7 +1694,7 @@ func (_Hermez *HermezFilterer) WatchSafeMode(opts *bind.WatchOpts, sink chan<- *
 func (_Hermez *HermezFilterer) ParseSafeMode(log types.Log) (*HermezSafeMode, error) {
 	event := new(HermezSafeMode)
 	if err := _Hermez.contract.UnpackLog(event, "SafeMode", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1816,7 +1790,7 @@ func (_Hermez *HermezFilterer) FilterUpdateBucketWithdraw(opts *bind.FilterOpts,
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "UpdateBucketWithdraw", numBucketRule, blockStampRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezUpdateBucketWithdrawIterator{contract: _Hermez.contract, event: "UpdateBucketWithdraw", logs: logs, sub: sub}, nil
 }
@@ -1837,7 +1811,7 @@ func (_Hermez *HermezFilterer) WatchUpdateBucketWithdraw(opts *bind.WatchOpts, s
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "UpdateBucketWithdraw", numBucketRule, blockStampRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1847,19 +1821,19 @@ func (_Hermez *HermezFilterer) WatchUpdateBucketWithdraw(opts *bind.WatchOpts, s
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezUpdateBucketWithdraw)
 				if err := _Hermez.contract.UnpackLog(event, "UpdateBucketWithdraw", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1873,7 +1847,7 @@ func (_Hermez *HermezFilterer) WatchUpdateBucketWithdraw(opts *bind.WatchOpts, s
 func (_Hermez *HermezFilterer) ParseUpdateBucketWithdraw(log types.Log) (*HermezUpdateBucketWithdraw, error) {
 	event := new(HermezUpdateBucketWithdraw)
 	if err := _Hermez.contract.UnpackLog(event, "UpdateBucketWithdraw", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1958,7 +1932,7 @@ func (_Hermez *HermezFilterer) FilterUpdateBucketsParameters(opts *bind.FilterOp
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "UpdateBucketsParameters")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezUpdateBucketsParametersIterator{contract: _Hermez.contract, event: "UpdateBucketsParameters", logs: logs, sub: sub}, nil
 }
@@ -1970,7 +1944,7 @@ func (_Hermez *HermezFilterer) WatchUpdateBucketsParameters(opts *bind.WatchOpts
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "UpdateBucketsParameters")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1980,19 +1954,19 @@ func (_Hermez *HermezFilterer) WatchUpdateBucketsParameters(opts *bind.WatchOpts
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezUpdateBucketsParameters)
 				if err := _Hermez.contract.UnpackLog(event, "UpdateBucketsParameters", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2006,7 +1980,7 @@ func (_Hermez *HermezFilterer) WatchUpdateBucketsParameters(opts *bind.WatchOpts
 func (_Hermez *HermezFilterer) ParseUpdateBucketsParameters(log types.Log) (*HermezUpdateBucketsParameters, error) {
 	event := new(HermezUpdateBucketsParameters)
 	if err := _Hermez.contract.UnpackLog(event, "UpdateBucketsParameters", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2091,7 +2065,7 @@ func (_Hermez *HermezFilterer) FilterUpdateFeeAddToken(opts *bind.FilterOpts) (*
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "UpdateFeeAddToken")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezUpdateFeeAddTokenIterator{contract: _Hermez.contract, event: "UpdateFeeAddToken", logs: logs, sub: sub}, nil
 }
@@ -2103,7 +2077,7 @@ func (_Hermez *HermezFilterer) WatchUpdateFeeAddToken(opts *bind.WatchOpts, sink
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "UpdateFeeAddToken")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2113,19 +2087,19 @@ func (_Hermez *HermezFilterer) WatchUpdateFeeAddToken(opts *bind.WatchOpts, sink
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezUpdateFeeAddToken)
 				if err := _Hermez.contract.UnpackLog(event, "UpdateFeeAddToken", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2139,7 +2113,7 @@ func (_Hermez *HermezFilterer) WatchUpdateFeeAddToken(opts *bind.WatchOpts, sink
 func (_Hermez *HermezFilterer) ParseUpdateFeeAddToken(log types.Log) (*HermezUpdateFeeAddToken, error) {
 	event := new(HermezUpdateFeeAddToken)
 	if err := _Hermez.contract.UnpackLog(event, "UpdateFeeAddToken", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2224,7 +2198,7 @@ func (_Hermez *HermezFilterer) FilterUpdateForgeL1L2BatchTimeout(opts *bind.Filt
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "UpdateForgeL1L2BatchTimeout")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezUpdateForgeL1L2BatchTimeoutIterator{contract: _Hermez.contract, event: "UpdateForgeL1L2BatchTimeout", logs: logs, sub: sub}, nil
 }
@@ -2236,7 +2210,7 @@ func (_Hermez *HermezFilterer) WatchUpdateForgeL1L2BatchTimeout(opts *bind.Watch
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "UpdateForgeL1L2BatchTimeout")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2246,19 +2220,19 @@ func (_Hermez *HermezFilterer) WatchUpdateForgeL1L2BatchTimeout(opts *bind.Watch
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezUpdateForgeL1L2BatchTimeout)
 				if err := _Hermez.contract.UnpackLog(event, "UpdateForgeL1L2BatchTimeout", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2272,7 +2246,7 @@ func (_Hermez *HermezFilterer) WatchUpdateForgeL1L2BatchTimeout(opts *bind.Watch
 func (_Hermez *HermezFilterer) ParseUpdateForgeL1L2BatchTimeout(log types.Log) (*HermezUpdateForgeL1L2BatchTimeout, error) {
 	event := new(HermezUpdateForgeL1L2BatchTimeout)
 	if err := _Hermez.contract.UnpackLog(event, "UpdateForgeL1L2BatchTimeout", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2358,7 +2332,7 @@ func (_Hermez *HermezFilterer) FilterUpdateTokenExchange(opts *bind.FilterOpts)
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "UpdateTokenExchange")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezUpdateTokenExchangeIterator{contract: _Hermez.contract, event: "UpdateTokenExchange", logs: logs, sub: sub}, nil
 }
@@ -2370,7 +2344,7 @@ func (_Hermez *HermezFilterer) WatchUpdateTokenExchange(opts *bind.WatchOpts, si
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "UpdateTokenExchange")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2380,19 +2354,19 @@ func (_Hermez *HermezFilterer) WatchUpdateTokenExchange(opts *bind.WatchOpts, si
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezUpdateTokenExchange)
 				if err := _Hermez.contract.UnpackLog(event, "UpdateTokenExchange", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2406,7 +2380,7 @@ func (_Hermez *HermezFilterer) WatchUpdateTokenExchange(opts *bind.WatchOpts, si
 func (_Hermez *HermezFilterer) ParseUpdateTokenExchange(log types.Log) (*HermezUpdateTokenExchange, error) {
 	event := new(HermezUpdateTokenExchange)
 	if err := _Hermez.contract.UnpackLog(event, "UpdateTokenExchange", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2491,7 +2465,7 @@ func (_Hermez *HermezFilterer) FilterUpdateWithdrawalDelay(opts *bind.FilterOpts
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "UpdateWithdrawalDelay")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezUpdateWithdrawalDelayIterator{contract: _Hermez.contract, event: "UpdateWithdrawalDelay", logs: logs, sub: sub}, nil
 }
@@ -2503,7 +2477,7 @@ func (_Hermez *HermezFilterer) WatchUpdateWithdrawalDelay(opts *bind.WatchOpts,
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "UpdateWithdrawalDelay")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2513,19 +2487,19 @@ func (_Hermez *HermezFilterer) WatchUpdateWithdrawalDelay(opts *bind.WatchOpts,
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezUpdateWithdrawalDelay)
 				if err := _Hermez.contract.UnpackLog(event, "UpdateWithdrawalDelay", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2539,7 +2513,7 @@ func (_Hermez *HermezFilterer) WatchUpdateWithdrawalDelay(opts *bind.WatchOpts,
 func (_Hermez *HermezFilterer) ParseUpdateWithdrawalDelay(log types.Log) (*HermezUpdateWithdrawalDelay, error) {
 	event := new(HermezUpdateWithdrawalDelay)
 	if err := _Hermez.contract.UnpackLog(event, "UpdateWithdrawalDelay", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -2614,15 +2588,15 @@ func (it *HermezWithdrawEventIterator) Close() error {
 // HermezWithdrawEvent represents a WithdrawEvent event raised by the Hermez contract.
 type HermezWithdrawEvent struct {
 	Idx             *big.Int
-	NumExitRoot     *big.Int
+	NumExitRoot     uint32
 	InstantWithdraw bool
 	Raw             types.Log // Blockchain specific contextual infos
 }
 
-// FilterWithdrawEvent is a free log retrieval operation binding the contract event 0x92dd99230eaf5e3f1238fbbd0d72b34e8c2ad759886075bfc9f426ebeeea34f0.
+// FilterWithdrawEvent is a free log retrieval operation binding the contract event 0x69177d798b38e27bcc4e0338307e4f1490e12d1006729d0e6e9cc82a8732f415.
 //
-// Solidity: event WithdrawEvent(uint48 indexed idx, uint48 indexed numExitRoot, bool indexed instantWithdraw)
-func (_Hermez *HermezFilterer) FilterWithdrawEvent(opts *bind.FilterOpts, idx []*big.Int, numExitRoot []*big.Int, instantWithdraw []bool) (*HermezWithdrawEventIterator, error) {
+// Solidity: event WithdrawEvent(uint48 indexed idx, uint32 indexed numExitRoot, bool indexed instantWithdraw)
+func (_Hermez *HermezFilterer) FilterWithdrawEvent(opts *bind.FilterOpts, idx []*big.Int, numExitRoot []uint32, instantWithdraw []bool) (*HermezWithdrawEventIterator, error) {
 
 	var idxRule []interface{}
 	for _, idxItem := range idx {
@@ -2639,15 +2613,15 @@ func (_Hermez *HermezFilterer) FilterWithdrawEvent(opts *bind.FilterOpts, idx []
 
 	logs, sub, err := _Hermez.contract.FilterLogs(opts, "WithdrawEvent", idxRule, numExitRootRule, instantWithdrawRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HermezWithdrawEventIterator{contract: _Hermez.contract, event: "WithdrawEvent", logs: logs, sub: sub}, nil
 }
 
-// WatchWithdrawEvent is a free log subscription operation binding the contract event 0x92dd99230eaf5e3f1238fbbd0d72b34e8c2ad759886075bfc9f426ebeeea34f0.
+// WatchWithdrawEvent is a free log subscription operation binding the contract event 0x69177d798b38e27bcc4e0338307e4f1490e12d1006729d0e6e9cc82a8732f415.
 //
-// Solidity: event WithdrawEvent(uint48 indexed idx, uint48 indexed numExitRoot, bool indexed instantWithdraw)
-func (_Hermez *HermezFilterer) WatchWithdrawEvent(opts *bind.WatchOpts, sink chan<- *HermezWithdrawEvent, idx []*big.Int, numExitRoot []*big.Int, instantWithdraw []bool) (event.Subscription, error) {
+// Solidity: event WithdrawEvent(uint48 indexed idx, uint32 indexed numExitRoot, bool indexed instantWithdraw)
+func (_Hermez *HermezFilterer) WatchWithdrawEvent(opts *bind.WatchOpts, sink chan<- *HermezWithdrawEvent, idx []*big.Int, numExitRoot []uint32, instantWithdraw []bool) (event.Subscription, error) {
 
 	var idxRule []interface{}
 	for _, idxItem := range idx {
@@ -2664,7 +2638,7 @@ func (_Hermez *HermezFilterer) WatchWithdrawEvent(opts *bind.WatchOpts, sink cha
 
 	logs, sub, err := _Hermez.contract.WatchLogs(opts, "WithdrawEvent", idxRule, numExitRootRule, instantWithdrawRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -2674,19 +2648,19 @@ func (_Hermez *HermezFilterer) WatchWithdrawEvent(opts *bind.WatchOpts, sink cha
 				// New log arrived, parse the event and forward to the user
 				event := new(HermezWithdrawEvent)
 				if err := _Hermez.contract.UnpackLog(event, "WithdrawEvent", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -2694,13 +2668,13 @@ func (_Hermez *HermezFilterer) WatchWithdrawEvent(opts *bind.WatchOpts, sink cha
 	}), nil
 }
 
-// ParseWithdrawEvent is a log parse operation binding the contract event 0x92dd99230eaf5e3f1238fbbd0d72b34e8c2ad759886075bfc9f426ebeeea34f0.
+// ParseWithdrawEvent is a log parse operation binding the contract event 0x69177d798b38e27bcc4e0338307e4f1490e12d1006729d0e6e9cc82a8732f415.
 //
-// Solidity: event WithdrawEvent(uint48 indexed idx, uint48 indexed numExitRoot, bool indexed instantWithdraw)
+// Solidity: event WithdrawEvent(uint48 indexed idx, uint32 indexed numExitRoot, bool indexed instantWithdraw)
 func (_Hermez *HermezFilterer) ParseWithdrawEvent(log types.Log) (*HermezWithdrawEvent, error) {
 	event := new(HermezWithdrawEvent)
 	if err := _Hermez.contract.UnpackLog(event, "WithdrawEvent", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
diff --git a/eth/contracts/tokenHEZ/HEZ.go b/eth/contracts/tokenHEZ/HEZ.go
index f2aa758..f0de5d1 100644
--- a/eth/contracts/tokenHEZ/HEZ.go
+++ b/eth/contracts/tokenHEZ/HEZ.go
@@ -13,7 +13,6 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/hermeznetwork/tracerr"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -31,18 +30,18 @@ var (
 const HEZABI = "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"initialHolder\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"authorizer\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"nonce\",\"type\":\"bytes32\"}],\"name\":\"AuthorizationUsed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"EIP712DOMAIN_HASH\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"NAME_HASH\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"PERMIT_TYPEHASH\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"TRANSFER_WITH_AUTHORIZATION_TYPEHASH\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"VERSION_HASH\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"},{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"authorizationState\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getChainId\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"chainId\",\"type\":\"uint256\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"initialBalance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"nonces\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deadline\",\"type\":\"uint256\"},{\"internalType\":\"uint8\",\"name\":\"v\",\"type\":\"uint8\"},{\"internalType\":\"bytes32\",\"name\":\"r\",\"type\":\"bytes32\"},{\"internalType\":\"bytes32\",\"name\":\"s\",\"type\":\"bytes32\"}],\"name\":\"permit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"validAfter\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"validBefore\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"nonce\",\"type\":\"bytes32\"},{\"internalType\":\"uint8\",\"name\":\"v\",\"type\":\"uint8\"},{\"internalType\":\"bytes32\",\"name\":\"r\",\"type\":\"bytes32\"},{\"internalType\":\"bytes32\",\"name\":\"s\",\"type\":\"bytes32\"}],\"name\":\"transferWithAuthorization\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
 
 // HEZBin is the compiled bytecode used for deploying new contracts.
-var HEZBin = 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+var HEZBin = "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"
 
 // DeployHEZ deploys a new Ethereum contract, binding an instance of HEZ to it.
 func DeployHEZ(auth *bind.TransactOpts, backend bind.ContractBackend, initialHolder common.Address) (common.Address, *types.Transaction, *HEZ, error) {
 	parsed, err := abi.JSON(strings.NewReader(HEZABI))
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 
 	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(HEZBin), backend, initialHolder)
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 	return address, tx, &HEZ{HEZCaller: HEZCaller{contract: contract}, HEZTransactor: HEZTransactor{contract: contract}, HEZFilterer: HEZFilterer{contract: contract}}, nil
 }
@@ -110,7 +109,7 @@ type HEZTransactorRaw struct {
 func NewHEZ(address common.Address, backend bind.ContractBackend) (*HEZ, error) {
 	contract, err := bindHEZ(address, backend, backend, backend)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZ{HEZCaller: HEZCaller{contract: contract}, HEZTransactor: HEZTransactor{contract: contract}, HEZFilterer: HEZFilterer{contract: contract}}, nil
 }
@@ -119,7 +118,7 @@ func NewHEZ(address common.Address, backend bind.ContractBackend) (*HEZ, error)
 func NewHEZCaller(address common.Address, caller bind.ContractCaller) (*HEZCaller, error) {
 	contract, err := bindHEZ(address, caller, nil, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZCaller{contract: contract}, nil
 }
@@ -128,7 +127,7 @@ func NewHEZCaller(address common.Address, caller bind.ContractCaller) (*HEZCalle
 func NewHEZTransactor(address common.Address, transactor bind.ContractTransactor) (*HEZTransactor, error) {
 	contract, err := bindHEZ(address, nil, transactor, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZTransactor{contract: contract}, nil
 }
@@ -137,7 +136,7 @@ func NewHEZTransactor(address common.Address, transactor bind.ContractTransactor
 func NewHEZFilterer(address common.Address, filterer bind.ContractFilterer) (*HEZFilterer, error) {
 	contract, err := bindHEZ(address, nil, nil, filterer)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZFilterer{contract: contract}, nil
 }
@@ -146,7 +145,7 @@ func NewHEZFilterer(address common.Address, filterer bind.ContractFilterer) (*HE
 func bindHEZ(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
 	parsed, err := abi.JSON(strings.NewReader(HEZABI))
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
 }
@@ -198,7 +197,7 @@ func (_HEZ *HEZCaller) EIP712DOMAINHASH(opts *bind.CallOpts) ([32]byte, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "EIP712DOMAIN_HASH")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // EIP712DOMAINHASH is a free data retrieval call binding the contract method 0xc473af33.
@@ -224,7 +223,7 @@ func (_HEZ *HEZCaller) NAMEHASH(opts *bind.CallOpts) ([32]byte, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "NAME_HASH")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // NAMEHASH is a free data retrieval call binding the contract method 0x04622c2e.
@@ -250,7 +249,7 @@ func (_HEZ *HEZCaller) PERMITTYPEHASH(opts *bind.CallOpts) ([32]byte, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "PERMIT_TYPEHASH")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // PERMITTYPEHASH is a free data retrieval call binding the contract method 0x30adf81f.
@@ -276,7 +275,7 @@ func (_HEZ *HEZCaller) TRANSFERWITHAUTHORIZATIONTYPEHASH(opts *bind.CallOpts) ([
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "TRANSFER_WITH_AUTHORIZATION_TYPEHASH")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TRANSFERWITHAUTHORIZATIONTYPEHASH is a free data retrieval call binding the contract method 0xa0cc6a68.
@@ -302,7 +301,7 @@ func (_HEZ *HEZCaller) VERSIONHASH(opts *bind.CallOpts) ([32]byte, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "VERSION_HASH")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // VERSIONHASH is a free data retrieval call binding the contract method 0x9e4e7318.
@@ -328,7 +327,7 @@ func (_HEZ *HEZCaller) Allowance(opts *bind.CallOpts, arg0 common.Address, arg1
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "allowance", arg0, arg1)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
@@ -354,7 +353,7 @@ func (_HEZ *HEZCaller) AuthorizationState(opts *bind.CallOpts, arg0 common.Addre
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "authorizationState", arg0, arg1)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // AuthorizationState is a free data retrieval call binding the contract method 0xe94a0102.
@@ -380,7 +379,7 @@ func (_HEZ *HEZCaller) BalanceOf(opts *bind.CallOpts, arg0 common.Address) (*big
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "balanceOf", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
@@ -406,7 +405,7 @@ func (_HEZ *HEZCaller) Decimals(opts *bind.CallOpts) (uint8, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "decimals")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // Decimals is a free data retrieval call binding the contract method 0x313ce567.
@@ -432,7 +431,7 @@ func (_HEZ *HEZCaller) GetChainId(opts *bind.CallOpts) (*big.Int, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "getChainId")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetChainId is a free data retrieval call binding the contract method 0x3408e470.
@@ -458,7 +457,7 @@ func (_HEZ *HEZCaller) InitialBalance(opts *bind.CallOpts) (*big.Int, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "initialBalance")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // InitialBalance is a free data retrieval call binding the contract method 0x18369a2a.
@@ -484,7 +483,7 @@ func (_HEZ *HEZCaller) Name(opts *bind.CallOpts) (string, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "name")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // Name is a free data retrieval call binding the contract method 0x06fdde03.
@@ -510,7 +509,7 @@ func (_HEZ *HEZCaller) Nonces(opts *bind.CallOpts, arg0 common.Address) (*big.In
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "nonces", arg0)
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // Nonces is a free data retrieval call binding the contract method 0x7ecebe00.
@@ -536,7 +535,7 @@ func (_HEZ *HEZCaller) Symbol(opts *bind.CallOpts) (string, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "symbol")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // Symbol is a free data retrieval call binding the contract method 0x95d89b41.
@@ -562,7 +561,7 @@ func (_HEZ *HEZCaller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
 	)
 	out := ret0
 	err := _HEZ.contract.Call(opts, out, "totalSupply")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
@@ -796,7 +795,7 @@ func (_HEZ *HEZFilterer) FilterApproval(opts *bind.FilterOpts, owner []common.Ad
 
 	logs, sub, err := _HEZ.contract.FilterLogs(opts, "Approval", ownerRule, spenderRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZApprovalIterator{contract: _HEZ.contract, event: "Approval", logs: logs, sub: sub}, nil
 }
@@ -817,7 +816,7 @@ func (_HEZ *HEZFilterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *HEZApp
 
 	logs, sub, err := _HEZ.contract.WatchLogs(opts, "Approval", ownerRule, spenderRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -827,19 +826,19 @@ func (_HEZ *HEZFilterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *HEZApp
 				// New log arrived, parse the event and forward to the user
 				event := new(HEZApproval)
 				if err := _HEZ.contract.UnpackLog(event, "Approval", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -853,7 +852,7 @@ func (_HEZ *HEZFilterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *HEZApp
 func (_HEZ *HEZFilterer) ParseApproval(log types.Log) (*HEZApproval, error) {
 	event := new(HEZApproval)
 	if err := _HEZ.contract.UnpackLog(event, "Approval", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -948,7 +947,7 @@ func (_HEZ *HEZFilterer) FilterAuthorizationUsed(opts *bind.FilterOpts, authoriz
 
 	logs, sub, err := _HEZ.contract.FilterLogs(opts, "AuthorizationUsed", authorizerRule, nonceRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZAuthorizationUsedIterator{contract: _HEZ.contract, event: "AuthorizationUsed", logs: logs, sub: sub}, nil
 }
@@ -969,7 +968,7 @@ func (_HEZ *HEZFilterer) WatchAuthorizationUsed(opts *bind.WatchOpts, sink chan<
 
 	logs, sub, err := _HEZ.contract.WatchLogs(opts, "AuthorizationUsed", authorizerRule, nonceRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -979,19 +978,19 @@ func (_HEZ *HEZFilterer) WatchAuthorizationUsed(opts *bind.WatchOpts, sink chan<
 				// New log arrived, parse the event and forward to the user
 				event := new(HEZAuthorizationUsed)
 				if err := _HEZ.contract.UnpackLog(event, "AuthorizationUsed", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1005,7 +1004,7 @@ func (_HEZ *HEZFilterer) WatchAuthorizationUsed(opts *bind.WatchOpts, sink chan<
 func (_HEZ *HEZFilterer) ParseAuthorizationUsed(log types.Log) (*HEZAuthorizationUsed, error) {
 	event := new(HEZAuthorizationUsed)
 	if err := _HEZ.contract.UnpackLog(event, "AuthorizationUsed", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1101,7 +1100,7 @@ func (_HEZ *HEZFilterer) FilterTransfer(opts *bind.FilterOpts, from []common.Add
 
 	logs, sub, err := _HEZ.contract.FilterLogs(opts, "Transfer", fromRule, toRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &HEZTransferIterator{contract: _HEZ.contract, event: "Transfer", logs: logs, sub: sub}, nil
 }
@@ -1122,7 +1121,7 @@ func (_HEZ *HEZFilterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *HEZTra
 
 	logs, sub, err := _HEZ.contract.WatchLogs(opts, "Transfer", fromRule, toRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1132,19 +1131,19 @@ func (_HEZ *HEZFilterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *HEZTra
 				// New log arrived, parse the event and forward to the user
 				event := new(HEZTransfer)
 				if err := _HEZ.contract.UnpackLog(event, "Transfer", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1158,7 +1157,7 @@ func (_HEZ *HEZFilterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *HEZTra
 func (_HEZ *HEZFilterer) ParseTransfer(log types.Log) (*HEZTransfer, error) {
 	event := new(HEZTransfer)
 	if err := _HEZ.contract.UnpackLog(event, "Transfer", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
diff --git a/eth/contracts/withdrawdelayer/WithdrawalDelayer.go b/eth/contracts/withdrawdelayer/WithdrawalDelayer.go
index 29eca9e..327d141 100644
--- a/eth/contracts/withdrawdelayer/WithdrawalDelayer.go
+++ b/eth/contracts/withdrawdelayer/WithdrawalDelayer.go
@@ -13,7 +13,6 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/event"
-	"github.com/hermeznetwork/tracerr"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -28,21 +27,21 @@ var (
 )
 
 // WithdrawalDelayerABI is the input ABI used to generate the binding from.
-const WithdrawalDelayerABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"depositTimestamp\",\"type\":\"uint64\"}],\"name\":\"Deposit\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[],\"name\":\"EmergencyModeEnabled\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"who\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"EscapeHatchWithdrawal\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newHermezGovernanceDAOAddress\",\"type\":\"address\"}],\"name\":\"NewHermezGovernanceDAOAddress\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newHermezKeeperAddress\",\"type\":\"address\"}],\"name\":\"NewHermezKeeperAddress\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newWhiteHackGroupAddress\",\"type\":\"address\"}],\"name\":\"NewWhiteHackGroupAddress\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"withdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"NewWithdrawalDelay\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"}],\"name\":\"Withdraw\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"MAX_EMERGENCY_MODE_TIME\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_WITHDRAWAL_DELAY\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"_newWithdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"changeWithdrawalDelay\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"uint192\",\"name\":\"_amount\",\"type\":\"uint192\"}],\"name\":\"deposit\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"addresspayable\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"depositInfo\",\"outputs\":[{\"internalType\":\"uint192\",\"name\":\"\",\"type\":\"uint192\"},{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"deposits\",\"outputs\":[{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"internalType\":\"uint64\",\"name\":\"depositTimestamp\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"enableEmergencyMode\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"escapeHatchWithdrawal\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getEmergencyModeStartingTime\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getHermezGovernanceDAOAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getHermezKeeperAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getWhiteHackGroupAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getWithdrawalDelay\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezRollupAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"isEmergencyMode\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newAddress\",\"type\":\"address\"}],\"name\":\"setHermezGovernanceDAOAddress\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newAddress\",\"type\":\"address\"}],\"name\":\"setHermezKeeperAddress\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"addresspayable\",\"name\":\"newAddress\",\"type\":\"address\"}],\"name\":\"setWhiteHackGroupAddress\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"addresspayable\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"withdrawal\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"_initialWithdrawalDelay\",\"type\":\"uint64\"},{\"internalType\":\"address\",\"name\":\"_initialHermezRollup\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_initialHermezKeeperAddress\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_initialHermezGovernanceDAOAddress\",\"type\":\"address\"},{\"internalType\":\"addresspayable\",\"name\":\"_initialWhiteHackGroupAddress\",\"type\":\"address\"}],\"name\":\"withdrawalDelayerInitializer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
+const WithdrawalDelayerABI = "[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"depositTimestamp\",\"type\":\"uint64\"}],\"name\":\"Deposit\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[],\"name\":\"EmergencyModeEnabled\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"who\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"EscapeHatchWithdrawal\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newEmergencyCouncil\",\"type\":\"address\"}],\"name\":\"NewEmergencyCouncil\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newHermezGovernanceAddress\",\"type\":\"address\"}],\"name\":\"NewHermezGovernanceAddress\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint64\",\"name\":\"withdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"NewWithdrawalDelay\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"}],\"name\":\"Withdraw\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"MAX_EMERGENCY_MODE_TIME\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"MAX_WITHDRAWAL_DELAY\",\"outputs\":[{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"_newWithdrawalDelay\",\"type\":\"uint64\"}],\"name\":\"changeWithdrawalDelay\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimEmergencyCouncil\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimGovernance\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"uint192\",\"name\":\"_amount\",\"type\":\"uint192\"}],\"name\":\"deposit\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"addresspayable\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"depositInfo\",\"outputs\":[{\"internalType\":\"uint192\",\"name\":\"\",\"type\":\"uint192\"},{\"internalType\":\"uint64\",\"name\":\"\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"deposits\",\"outputs\":[{\"internalType\":\"uint192\",\"name\":\"amount\",\"type\":\"uint192\"},{\"internalType\":\"uint64\",\"name\":\"depositTimestamp\",\"type\":\"uint64\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"enableEmergencyMode\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"escapeHatchWithdrawal\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getEmergencyCouncil\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getEmergencyModeStartingTime\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getHermezGovernanceAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getWithdrawalDelay\",\"outputs\":[{\"internalType\":\"uint128\",\"name\":\"\",\"type\":\"uint128\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"hermezRollupAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"isEmergencyMode\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"pendingEmergencyCouncil\",\"outputs\":[{\"internalType\":\"addresspayable\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"pendingGovernance\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"addresspayable\",\"name\":\"newEmergencyCouncil\",\"type\":\"address\"}],\"name\":\"transferEmergencyCouncil\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newGovernance\",\"type\":\"address\"}],\"name\":\"transferGovernance\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"addresspayable\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"withdrawal\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint64\",\"name\":\"_initialWithdrawalDelay\",\"type\":\"uint64\"},{\"internalType\":\"address\",\"name\":\"_initialHermezRollup\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_initialHermezGovernanceAddress\",\"type\":\"address\"},{\"internalType\":\"addresspayable\",\"name\":\"_initialEmergencyCouncil\",\"type\":\"address\"}],\"name\":\"withdrawalDelayerInitializer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
 
 // WithdrawalDelayerBin is the compiled bytecode used for deploying new contracts.
-var WithdrawalDelayerBin = 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+var WithdrawalDelayerBin = 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
 // DeployWithdrawalDelayer deploys a new Ethereum contract, binding an instance of WithdrawalDelayer to it.
 func DeployWithdrawalDelayer(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *WithdrawalDelayer, error) {
 	parsed, err := abi.JSON(strings.NewReader(WithdrawalDelayerABI))
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 
 	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(WithdrawalDelayerBin), backend)
 	if err != nil {
-		return common.Address{}, nil, nil, tracerr.Wrap(err)
+		return common.Address{}, nil, nil, err
 	}
 	return address, tx, &WithdrawalDelayer{WithdrawalDelayerCaller: WithdrawalDelayerCaller{contract: contract}, WithdrawalDelayerTransactor: WithdrawalDelayerTransactor{contract: contract}, WithdrawalDelayerFilterer: WithdrawalDelayerFilterer{contract: contract}}, nil
 }
@@ -110,7 +109,7 @@ type WithdrawalDelayerTransactorRaw struct {
 func NewWithdrawalDelayer(address common.Address, backend bind.ContractBackend) (*WithdrawalDelayer, error) {
 	contract, err := bindWithdrawalDelayer(address, backend, backend, backend)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayer{WithdrawalDelayerCaller: WithdrawalDelayerCaller{contract: contract}, WithdrawalDelayerTransactor: WithdrawalDelayerTransactor{contract: contract}, WithdrawalDelayerFilterer: WithdrawalDelayerFilterer{contract: contract}}, nil
 }
@@ -119,7 +118,7 @@ func NewWithdrawalDelayer(address common.Address, backend bind.ContractBackend)
 func NewWithdrawalDelayerCaller(address common.Address, caller bind.ContractCaller) (*WithdrawalDelayerCaller, error) {
 	contract, err := bindWithdrawalDelayer(address, caller, nil, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerCaller{contract: contract}, nil
 }
@@ -128,7 +127,7 @@ func NewWithdrawalDelayerCaller(address common.Address, caller bind.ContractCall
 func NewWithdrawalDelayerTransactor(address common.Address, transactor bind.ContractTransactor) (*WithdrawalDelayerTransactor, error) {
 	contract, err := bindWithdrawalDelayer(address, nil, transactor, nil)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerTransactor{contract: contract}, nil
 }
@@ -137,7 +136,7 @@ func NewWithdrawalDelayerTransactor(address common.Address, transactor bind.Cont
 func NewWithdrawalDelayerFilterer(address common.Address, filterer bind.ContractFilterer) (*WithdrawalDelayerFilterer, error) {
 	contract, err := bindWithdrawalDelayer(address, nil, nil, filterer)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerFilterer{contract: contract}, nil
 }
@@ -146,7 +145,7 @@ func NewWithdrawalDelayerFilterer(address common.Address, filterer bind.Contract
 func bindWithdrawalDelayer(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
 	parsed, err := abi.JSON(strings.NewReader(WithdrawalDelayerABI))
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
 }
@@ -198,7 +197,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) MAXEMERGENCYMODETIME(opts *bi
 	)
 	out := ret0
 	err := _WithdrawalDelayer.contract.Call(opts, out, "MAX_EMERGENCY_MODE_TIME")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // MAXEMERGENCYMODETIME is a free data retrieval call binding the contract method 0xb4b8e39d.
@@ -224,7 +223,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) MAXWITHDRAWALDELAY(opts *bind
 	)
 	out := ret0
 	err := _WithdrawalDelayer.contract.Call(opts, out, "MAX_WITHDRAWAL_DELAY")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // MAXWITHDRAWALDELAY is a free data retrieval call binding the contract method 0xa238f9df.
@@ -254,7 +253,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) DepositInfo(opts *bind.CallOp
 		ret1,
 	}
 	err := _WithdrawalDelayer.contract.Call(opts, out, "depositInfo", _owner, _token)
-	return *ret0, *ret1, tracerr.Wrap(err)
+	return *ret0, *ret1, err
 }
 
 // DepositInfo is a free data retrieval call binding the contract method 0x493b0170.
@@ -284,7 +283,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) Deposits(opts *bind.CallOpts,
 	})
 	out := ret
 	err := _WithdrawalDelayer.contract.Call(opts, out, "deposits", arg0)
-	return *ret, tracerr.Wrap(err)
+	return *ret, err
 }
 
 // Deposits is a free data retrieval call binding the contract method 0x3d4dff7b.
@@ -307,108 +306,82 @@ func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) Deposits(arg0 [32]byte
 	return _WithdrawalDelayer.Contract.Deposits(&_WithdrawalDelayer.CallOpts, arg0)
 }
 
-// GetEmergencyModeStartingTime is a free data retrieval call binding the contract method 0x668cdd67.
-//
-// Solidity: function getEmergencyModeStartingTime() view returns(uint128)
-func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetEmergencyModeStartingTime(opts *bind.CallOpts) (*big.Int, error) {
-	var (
-		ret0 = new(*big.Int)
-	)
-	out := ret0
-	err := _WithdrawalDelayer.contract.Call(opts, out, "getEmergencyModeStartingTime")
-	return *ret0, tracerr.Wrap(err)
-}
-
-// GetEmergencyModeStartingTime is a free data retrieval call binding the contract method 0x668cdd67.
-//
-// Solidity: function getEmergencyModeStartingTime() view returns(uint128)
-func (_WithdrawalDelayer *WithdrawalDelayerSession) GetEmergencyModeStartingTime() (*big.Int, error) {
-	return _WithdrawalDelayer.Contract.GetEmergencyModeStartingTime(&_WithdrawalDelayer.CallOpts)
-}
-
-// GetEmergencyModeStartingTime is a free data retrieval call binding the contract method 0x668cdd67.
-//
-// Solidity: function getEmergencyModeStartingTime() view returns(uint128)
-func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetEmergencyModeStartingTime() (*big.Int, error) {
-	return _WithdrawalDelayer.Contract.GetEmergencyModeStartingTime(&_WithdrawalDelayer.CallOpts)
-}
-
-// GetHermezGovernanceDAOAddress is a free data retrieval call binding the contract method 0x580fc611.
+// GetEmergencyCouncil is a free data retrieval call binding the contract method 0x99ef11c5.
 //
-// Solidity: function getHermezGovernanceDAOAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetHermezGovernanceDAOAddress(opts *bind.CallOpts) (common.Address, error) {
+// Solidity: function getEmergencyCouncil() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetEmergencyCouncil(opts *bind.CallOpts) (common.Address, error) {
 	var (
 		ret0 = new(common.Address)
 	)
 	out := ret0
-	err := _WithdrawalDelayer.contract.Call(opts, out, "getHermezGovernanceDAOAddress")
-	return *ret0, tracerr.Wrap(err)
+	err := _WithdrawalDelayer.contract.Call(opts, out, "getEmergencyCouncil")
+	return *ret0, err
 }
 
-// GetHermezGovernanceDAOAddress is a free data retrieval call binding the contract method 0x580fc611.
+// GetEmergencyCouncil is a free data retrieval call binding the contract method 0x99ef11c5.
 //
-// Solidity: function getHermezGovernanceDAOAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerSession) GetHermezGovernanceDAOAddress() (common.Address, error) {
-	return _WithdrawalDelayer.Contract.GetHermezGovernanceDAOAddress(&_WithdrawalDelayer.CallOpts)
+// Solidity: function getEmergencyCouncil() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerSession) GetEmergencyCouncil() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.GetEmergencyCouncil(&_WithdrawalDelayer.CallOpts)
 }
 
-// GetHermezGovernanceDAOAddress is a free data retrieval call binding the contract method 0x580fc611.
+// GetEmergencyCouncil is a free data retrieval call binding the contract method 0x99ef11c5.
 //
-// Solidity: function getHermezGovernanceDAOAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetHermezGovernanceDAOAddress() (common.Address, error) {
-	return _WithdrawalDelayer.Contract.GetHermezGovernanceDAOAddress(&_WithdrawalDelayer.CallOpts)
+// Solidity: function getEmergencyCouncil() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetEmergencyCouncil() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.GetEmergencyCouncil(&_WithdrawalDelayer.CallOpts)
 }
 
-// GetHermezKeeperAddress is a free data retrieval call binding the contract method 0x305887f9.
+// GetEmergencyModeStartingTime is a free data retrieval call binding the contract method 0x668cdd67.
 //
-// Solidity: function getHermezKeeperAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetHermezKeeperAddress(opts *bind.CallOpts) (common.Address, error) {
+// Solidity: function getEmergencyModeStartingTime() view returns(uint128)
+func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetEmergencyModeStartingTime(opts *bind.CallOpts) (*big.Int, error) {
 	var (
-		ret0 = new(common.Address)
+		ret0 = new(*big.Int)
 	)
 	out := ret0
-	err := _WithdrawalDelayer.contract.Call(opts, out, "getHermezKeeperAddress")
-	return *ret0, tracerr.Wrap(err)
+	err := _WithdrawalDelayer.contract.Call(opts, out, "getEmergencyModeStartingTime")
+	return *ret0, err
 }
 
-// GetHermezKeeperAddress is a free data retrieval call binding the contract method 0x305887f9.
+// GetEmergencyModeStartingTime is a free data retrieval call binding the contract method 0x668cdd67.
 //
-// Solidity: function getHermezKeeperAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerSession) GetHermezKeeperAddress() (common.Address, error) {
-	return _WithdrawalDelayer.Contract.GetHermezKeeperAddress(&_WithdrawalDelayer.CallOpts)
+// Solidity: function getEmergencyModeStartingTime() view returns(uint128)
+func (_WithdrawalDelayer *WithdrawalDelayerSession) GetEmergencyModeStartingTime() (*big.Int, error) {
+	return _WithdrawalDelayer.Contract.GetEmergencyModeStartingTime(&_WithdrawalDelayer.CallOpts)
 }
 
-// GetHermezKeeperAddress is a free data retrieval call binding the contract method 0x305887f9.
+// GetEmergencyModeStartingTime is a free data retrieval call binding the contract method 0x668cdd67.
 //
-// Solidity: function getHermezKeeperAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetHermezKeeperAddress() (common.Address, error) {
-	return _WithdrawalDelayer.Contract.GetHermezKeeperAddress(&_WithdrawalDelayer.CallOpts)
+// Solidity: function getEmergencyModeStartingTime() view returns(uint128)
+func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetEmergencyModeStartingTime() (*big.Int, error) {
+	return _WithdrawalDelayer.Contract.GetEmergencyModeStartingTime(&_WithdrawalDelayer.CallOpts)
 }
 
-// GetWhiteHackGroupAddress is a free data retrieval call binding the contract method 0xae7efbbd.
+// GetHermezGovernanceAddress is a free data retrieval call binding the contract method 0x0b21d430.
 //
-// Solidity: function getWhiteHackGroupAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetWhiteHackGroupAddress(opts *bind.CallOpts) (common.Address, error) {
+// Solidity: function getHermezGovernanceAddress() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetHermezGovernanceAddress(opts *bind.CallOpts) (common.Address, error) {
 	var (
 		ret0 = new(common.Address)
 	)
 	out := ret0
-	err := _WithdrawalDelayer.contract.Call(opts, out, "getWhiteHackGroupAddress")
-	return *ret0, tracerr.Wrap(err)
+	err := _WithdrawalDelayer.contract.Call(opts, out, "getHermezGovernanceAddress")
+	return *ret0, err
 }
 
-// GetWhiteHackGroupAddress is a free data retrieval call binding the contract method 0xae7efbbd.
+// GetHermezGovernanceAddress is a free data retrieval call binding the contract method 0x0b21d430.
 //
-// Solidity: function getWhiteHackGroupAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerSession) GetWhiteHackGroupAddress() (common.Address, error) {
-	return _WithdrawalDelayer.Contract.GetWhiteHackGroupAddress(&_WithdrawalDelayer.CallOpts)
+// Solidity: function getHermezGovernanceAddress() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerSession) GetHermezGovernanceAddress() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.GetHermezGovernanceAddress(&_WithdrawalDelayer.CallOpts)
 }
 
-// GetWhiteHackGroupAddress is a free data retrieval call binding the contract method 0xae7efbbd.
+// GetHermezGovernanceAddress is a free data retrieval call binding the contract method 0x0b21d430.
 //
-// Solidity: function getWhiteHackGroupAddress() view returns(address)
-func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetWhiteHackGroupAddress() (common.Address, error) {
-	return _WithdrawalDelayer.Contract.GetWhiteHackGroupAddress(&_WithdrawalDelayer.CallOpts)
+// Solidity: function getHermezGovernanceAddress() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) GetHermezGovernanceAddress() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.GetHermezGovernanceAddress(&_WithdrawalDelayer.CallOpts)
 }
 
 // GetWithdrawalDelay is a free data retrieval call binding the contract method 0x03160940.
@@ -420,7 +393,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) GetWithdrawalDelay(opts *bind
 	)
 	out := ret0
 	err := _WithdrawalDelayer.contract.Call(opts, out, "getWithdrawalDelay")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // GetWithdrawalDelay is a free data retrieval call binding the contract method 0x03160940.
@@ -446,7 +419,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) HermezRollupAddress(opts *bin
 	)
 	out := ret0
 	err := _WithdrawalDelayer.contract.Call(opts, out, "hermezRollupAddress")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // HermezRollupAddress is a free data retrieval call binding the contract method 0x0fd266d7.
@@ -472,7 +445,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerCaller) IsEmergencyMode(opts *bind.Ca
 	)
 	out := ret0
 	err := _WithdrawalDelayer.contract.Call(opts, out, "isEmergencyMode")
-	return *ret0, tracerr.Wrap(err)
+	return *ret0, err
 }
 
 // IsEmergencyMode is a free data retrieval call binding the contract method 0x20a194b8.
@@ -489,6 +462,58 @@ func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) IsEmergencyMode() (boo
 	return _WithdrawalDelayer.Contract.IsEmergencyMode(&_WithdrawalDelayer.CallOpts)
 }
 
+// PendingEmergencyCouncil is a free data retrieval call binding the contract method 0x67fa2403.
+//
+// Solidity: function pendingEmergencyCouncil() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCaller) PendingEmergencyCouncil(opts *bind.CallOpts) (common.Address, error) {
+	var (
+		ret0 = new(common.Address)
+	)
+	out := ret0
+	err := _WithdrawalDelayer.contract.Call(opts, out, "pendingEmergencyCouncil")
+	return *ret0, err
+}
+
+// PendingEmergencyCouncil is a free data retrieval call binding the contract method 0x67fa2403.
+//
+// Solidity: function pendingEmergencyCouncil() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerSession) PendingEmergencyCouncil() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.PendingEmergencyCouncil(&_WithdrawalDelayer.CallOpts)
+}
+
+// PendingEmergencyCouncil is a free data retrieval call binding the contract method 0x67fa2403.
+//
+// Solidity: function pendingEmergencyCouncil() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) PendingEmergencyCouncil() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.PendingEmergencyCouncil(&_WithdrawalDelayer.CallOpts)
+}
+
+// PendingGovernance is a free data retrieval call binding the contract method 0xf39c38a0.
+//
+// Solidity: function pendingGovernance() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCaller) PendingGovernance(opts *bind.CallOpts) (common.Address, error) {
+	var (
+		ret0 = new(common.Address)
+	)
+	out := ret0
+	err := _WithdrawalDelayer.contract.Call(opts, out, "pendingGovernance")
+	return *ret0, err
+}
+
+// PendingGovernance is a free data retrieval call binding the contract method 0xf39c38a0.
+//
+// Solidity: function pendingGovernance() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerSession) PendingGovernance() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.PendingGovernance(&_WithdrawalDelayer.CallOpts)
+}
+
+// PendingGovernance is a free data retrieval call binding the contract method 0xf39c38a0.
+//
+// Solidity: function pendingGovernance() view returns(address)
+func (_WithdrawalDelayer *WithdrawalDelayerCallerSession) PendingGovernance() (common.Address, error) {
+	return _WithdrawalDelayer.Contract.PendingGovernance(&_WithdrawalDelayer.CallOpts)
+}
+
 // ChangeWithdrawalDelay is a paid mutator transaction binding the contract method 0x0e670af5.
 //
 // Solidity: function changeWithdrawalDelay(uint64 _newWithdrawalDelay) returns()
@@ -510,6 +535,48 @@ func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) ChangeWithdrawalDe
 	return _WithdrawalDelayer.Contract.ChangeWithdrawalDelay(&_WithdrawalDelayer.TransactOpts, _newWithdrawalDelay)
 }
 
+// ClaimEmergencyCouncil is a paid mutator transaction binding the contract method 0xca79033f.
+//
+// Solidity: function claimEmergencyCouncil() returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactor) ClaimEmergencyCouncil(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _WithdrawalDelayer.contract.Transact(opts, "claimEmergencyCouncil")
+}
+
+// ClaimEmergencyCouncil is a paid mutator transaction binding the contract method 0xca79033f.
+//
+// Solidity: function claimEmergencyCouncil() returns()
+func (_WithdrawalDelayer *WithdrawalDelayerSession) ClaimEmergencyCouncil() (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.ClaimEmergencyCouncil(&_WithdrawalDelayer.TransactOpts)
+}
+
+// ClaimEmergencyCouncil is a paid mutator transaction binding the contract method 0xca79033f.
+//
+// Solidity: function claimEmergencyCouncil() returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) ClaimEmergencyCouncil() (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.ClaimEmergencyCouncil(&_WithdrawalDelayer.TransactOpts)
+}
+
+// ClaimGovernance is a paid mutator transaction binding the contract method 0x5d36b190.
+//
+// Solidity: function claimGovernance() returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactor) ClaimGovernance(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _WithdrawalDelayer.contract.Transact(opts, "claimGovernance")
+}
+
+// ClaimGovernance is a paid mutator transaction binding the contract method 0x5d36b190.
+//
+// Solidity: function claimGovernance() returns()
+func (_WithdrawalDelayer *WithdrawalDelayerSession) ClaimGovernance() (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.ClaimGovernance(&_WithdrawalDelayer.TransactOpts)
+}
+
+// ClaimGovernance is a paid mutator transaction binding the contract method 0x5d36b190.
+//
+// Solidity: function claimGovernance() returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) ClaimGovernance() (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.ClaimGovernance(&_WithdrawalDelayer.TransactOpts)
+}
+
 // Deposit is a paid mutator transaction binding the contract method 0xcfc0b641.
 //
 // Solidity: function deposit(address _owner, address _token, uint192 _amount) payable returns()
@@ -573,67 +640,46 @@ func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) EscapeHatchWithdra
 	return _WithdrawalDelayer.Contract.EscapeHatchWithdrawal(&_WithdrawalDelayer.TransactOpts, _to, _token, _amount)
 }
 
-// SetHermezGovernanceDAOAddress is a paid mutator transaction binding the contract method 0xacfd6ea8.
-//
-// Solidity: function setHermezGovernanceDAOAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactor) SetHermezGovernanceDAOAddress(opts *bind.TransactOpts, newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.contract.Transact(opts, "setHermezGovernanceDAOAddress", newAddress)
-}
-
-// SetHermezGovernanceDAOAddress is a paid mutator transaction binding the contract method 0xacfd6ea8.
-//
-// Solidity: function setHermezGovernanceDAOAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerSession) SetHermezGovernanceDAOAddress(newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.SetHermezGovernanceDAOAddress(&_WithdrawalDelayer.TransactOpts, newAddress)
-}
-
-// SetHermezGovernanceDAOAddress is a paid mutator transaction binding the contract method 0xacfd6ea8.
-//
-// Solidity: function setHermezGovernanceDAOAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) SetHermezGovernanceDAOAddress(newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.SetHermezGovernanceDAOAddress(&_WithdrawalDelayer.TransactOpts, newAddress)
-}
-
-// SetHermezKeeperAddress is a paid mutator transaction binding the contract method 0xd82b217c.
+// TransferEmergencyCouncil is a paid mutator transaction binding the contract method 0xdb2a1a81.
 //
-// Solidity: function setHermezKeeperAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactor) SetHermezKeeperAddress(opts *bind.TransactOpts, newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.contract.Transact(opts, "setHermezKeeperAddress", newAddress)
+// Solidity: function transferEmergencyCouncil(address newEmergencyCouncil) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactor) TransferEmergencyCouncil(opts *bind.TransactOpts, newEmergencyCouncil common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.contract.Transact(opts, "transferEmergencyCouncil", newEmergencyCouncil)
 }
 
-// SetHermezKeeperAddress is a paid mutator transaction binding the contract method 0xd82b217c.
+// TransferEmergencyCouncil is a paid mutator transaction binding the contract method 0xdb2a1a81.
 //
-// Solidity: function setHermezKeeperAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerSession) SetHermezKeeperAddress(newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.SetHermezKeeperAddress(&_WithdrawalDelayer.TransactOpts, newAddress)
+// Solidity: function transferEmergencyCouncil(address newEmergencyCouncil) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerSession) TransferEmergencyCouncil(newEmergencyCouncil common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.TransferEmergencyCouncil(&_WithdrawalDelayer.TransactOpts, newEmergencyCouncil)
 }
 
-// SetHermezKeeperAddress is a paid mutator transaction binding the contract method 0xd82b217c.
+// TransferEmergencyCouncil is a paid mutator transaction binding the contract method 0xdb2a1a81.
 //
-// Solidity: function setHermezKeeperAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) SetHermezKeeperAddress(newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.SetHermezKeeperAddress(&_WithdrawalDelayer.TransactOpts, newAddress)
+// Solidity: function transferEmergencyCouncil(address newEmergencyCouncil) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) TransferEmergencyCouncil(newEmergencyCouncil common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.TransferEmergencyCouncil(&_WithdrawalDelayer.TransactOpts, newEmergencyCouncil)
 }
 
-// SetWhiteHackGroupAddress is a paid mutator transaction binding the contract method 0x0a4db01b.
+// TransferGovernance is a paid mutator transaction binding the contract method 0xd38bfff4.
 //
-// Solidity: function setWhiteHackGroupAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactor) SetWhiteHackGroupAddress(opts *bind.TransactOpts, newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.contract.Transact(opts, "setWhiteHackGroupAddress", newAddress)
+// Solidity: function transferGovernance(address newGovernance) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactor) TransferGovernance(opts *bind.TransactOpts, newGovernance common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.contract.Transact(opts, "transferGovernance", newGovernance)
 }
 
-// SetWhiteHackGroupAddress is a paid mutator transaction binding the contract method 0x0a4db01b.
+// TransferGovernance is a paid mutator transaction binding the contract method 0xd38bfff4.
 //
-// Solidity: function setWhiteHackGroupAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerSession) SetWhiteHackGroupAddress(newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.SetWhiteHackGroupAddress(&_WithdrawalDelayer.TransactOpts, newAddress)
+// Solidity: function transferGovernance(address newGovernance) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerSession) TransferGovernance(newGovernance common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.TransferGovernance(&_WithdrawalDelayer.TransactOpts, newGovernance)
 }
 
-// SetWhiteHackGroupAddress is a paid mutator transaction binding the contract method 0x0a4db01b.
+// TransferGovernance is a paid mutator transaction binding the contract method 0xd38bfff4.
 //
-// Solidity: function setWhiteHackGroupAddress(address newAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) SetWhiteHackGroupAddress(newAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.SetWhiteHackGroupAddress(&_WithdrawalDelayer.TransactOpts, newAddress)
+// Solidity: function transferGovernance(address newGovernance) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) TransferGovernance(newGovernance common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.TransferGovernance(&_WithdrawalDelayer.TransactOpts, newGovernance)
 }
 
 // Withdrawal is a paid mutator transaction binding the contract method 0xde35f282.
@@ -657,25 +703,25 @@ func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) Withdrawal(_owner
 	return _WithdrawalDelayer.Contract.Withdrawal(&_WithdrawalDelayer.TransactOpts, _owner, _token)
 }
 
-// WithdrawalDelayerInitializer is a paid mutator transaction binding the contract method 0x36e566ed.
+// WithdrawalDelayerInitializer is a paid mutator transaction binding the contract method 0x42cb7216.
 //
-// Solidity: function withdrawalDelayerInitializer(uint64 _initialWithdrawalDelay, address _initialHermezRollup, address _initialHermezKeeperAddress, address _initialHermezGovernanceDAOAddress, address _initialWhiteHackGroupAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactor) WithdrawalDelayerInitializer(opts *bind.TransactOpts, _initialWithdrawalDelay uint64, _initialHermezRollup common.Address, _initialHermezKeeperAddress common.Address, _initialHermezGovernanceDAOAddress common.Address, _initialWhiteHackGroupAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.contract.Transact(opts, "withdrawalDelayerInitializer", _initialWithdrawalDelay, _initialHermezRollup, _initialHermezKeeperAddress, _initialHermezGovernanceDAOAddress, _initialWhiteHackGroupAddress)
+// Solidity: function withdrawalDelayerInitializer(uint64 _initialWithdrawalDelay, address _initialHermezRollup, address _initialHermezGovernanceAddress, address _initialEmergencyCouncil) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactor) WithdrawalDelayerInitializer(opts *bind.TransactOpts, _initialWithdrawalDelay uint64, _initialHermezRollup common.Address, _initialHermezGovernanceAddress common.Address, _initialEmergencyCouncil common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.contract.Transact(opts, "withdrawalDelayerInitializer", _initialWithdrawalDelay, _initialHermezRollup, _initialHermezGovernanceAddress, _initialEmergencyCouncil)
 }
 
-// WithdrawalDelayerInitializer is a paid mutator transaction binding the contract method 0x36e566ed.
+// WithdrawalDelayerInitializer is a paid mutator transaction binding the contract method 0x42cb7216.
 //
-// Solidity: function withdrawalDelayerInitializer(uint64 _initialWithdrawalDelay, address _initialHermezRollup, address _initialHermezKeeperAddress, address _initialHermezGovernanceDAOAddress, address _initialWhiteHackGroupAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerSession) WithdrawalDelayerInitializer(_initialWithdrawalDelay uint64, _initialHermezRollup common.Address, _initialHermezKeeperAddress common.Address, _initialHermezGovernanceDAOAddress common.Address, _initialWhiteHackGroupAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.WithdrawalDelayerInitializer(&_WithdrawalDelayer.TransactOpts, _initialWithdrawalDelay, _initialHermezRollup, _initialHermezKeeperAddress, _initialHermezGovernanceDAOAddress, _initialWhiteHackGroupAddress)
+// Solidity: function withdrawalDelayerInitializer(uint64 _initialWithdrawalDelay, address _initialHermezRollup, address _initialHermezGovernanceAddress, address _initialEmergencyCouncil) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerSession) WithdrawalDelayerInitializer(_initialWithdrawalDelay uint64, _initialHermezRollup common.Address, _initialHermezGovernanceAddress common.Address, _initialEmergencyCouncil common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.WithdrawalDelayerInitializer(&_WithdrawalDelayer.TransactOpts, _initialWithdrawalDelay, _initialHermezRollup, _initialHermezGovernanceAddress, _initialEmergencyCouncil)
 }
 
-// WithdrawalDelayerInitializer is a paid mutator transaction binding the contract method 0x36e566ed.
+// WithdrawalDelayerInitializer is a paid mutator transaction binding the contract method 0x42cb7216.
 //
-// Solidity: function withdrawalDelayerInitializer(uint64 _initialWithdrawalDelay, address _initialHermezRollup, address _initialHermezKeeperAddress, address _initialHermezGovernanceDAOAddress, address _initialWhiteHackGroupAddress) returns()
-func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) WithdrawalDelayerInitializer(_initialWithdrawalDelay uint64, _initialHermezRollup common.Address, _initialHermezKeeperAddress common.Address, _initialHermezGovernanceDAOAddress common.Address, _initialWhiteHackGroupAddress common.Address) (*types.Transaction, error) {
-	return _WithdrawalDelayer.Contract.WithdrawalDelayerInitializer(&_WithdrawalDelayer.TransactOpts, _initialWithdrawalDelay, _initialHermezRollup, _initialHermezKeeperAddress, _initialHermezGovernanceDAOAddress, _initialWhiteHackGroupAddress)
+// Solidity: function withdrawalDelayerInitializer(uint64 _initialWithdrawalDelay, address _initialHermezRollup, address _initialHermezGovernanceAddress, address _initialEmergencyCouncil) returns()
+func (_WithdrawalDelayer *WithdrawalDelayerTransactorSession) WithdrawalDelayerInitializer(_initialWithdrawalDelay uint64, _initialHermezRollup common.Address, _initialHermezGovernanceAddress common.Address, _initialEmergencyCouncil common.Address) (*types.Transaction, error) {
+	return _WithdrawalDelayer.Contract.WithdrawalDelayerInitializer(&_WithdrawalDelayer.TransactOpts, _initialWithdrawalDelay, _initialHermezRollup, _initialHermezGovernanceAddress, _initialEmergencyCouncil)
 }
 
 // WithdrawalDelayerDepositIterator is returned from FilterDeposit and is used to iterate over the raw logs and unpacked data for Deposit events raised by the WithdrawalDelayer contract.
@@ -770,7 +816,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterDeposit(opts *bind.Fi
 
 	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "Deposit", ownerRule, tokenRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerDepositIterator{contract: _WithdrawalDelayer.contract, event: "Deposit", logs: logs, sub: sub}, nil
 }
@@ -791,7 +837,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchDeposit(opts *bind.Wat
 
 	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "Deposit", ownerRule, tokenRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -801,19 +847,19 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchDeposit(opts *bind.Wat
 				// New log arrived, parse the event and forward to the user
 				event := new(WithdrawalDelayerDeposit)
 				if err := _WithdrawalDelayer.contract.UnpackLog(event, "Deposit", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -827,7 +873,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchDeposit(opts *bind.Wat
 func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseDeposit(log types.Log) (*WithdrawalDelayerDeposit, error) {
 	event := new(WithdrawalDelayerDeposit)
 	if err := _WithdrawalDelayer.contract.UnpackLog(event, "Deposit", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -911,7 +957,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterEmergencyModeEnabled(
 
 	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "EmergencyModeEnabled")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerEmergencyModeEnabledIterator{contract: _WithdrawalDelayer.contract, event: "EmergencyModeEnabled", logs: logs, sub: sub}, nil
 }
@@ -923,7 +969,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchEmergencyModeEnabled(o
 
 	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "EmergencyModeEnabled")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -933,19 +979,19 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchEmergencyModeEnabled(o
 				// New log arrived, parse the event and forward to the user
 				event := new(WithdrawalDelayerEmergencyModeEnabled)
 				if err := _WithdrawalDelayer.contract.UnpackLog(event, "EmergencyModeEnabled", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -959,7 +1005,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchEmergencyModeEnabled(o
 func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseEmergencyModeEnabled(log types.Log) (*WithdrawalDelayerEmergencyModeEnabled, error) {
 	event := new(WithdrawalDelayerEmergencyModeEnabled)
 	if err := _WithdrawalDelayer.contract.UnpackLog(event, "EmergencyModeEnabled", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1060,7 +1106,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterEscapeHatchWithdrawal
 
 	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "EscapeHatchWithdrawal", whoRule, toRule, tokenRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerEscapeHatchWithdrawalIterator{contract: _WithdrawalDelayer.contract, event: "EscapeHatchWithdrawal", logs: logs, sub: sub}, nil
 }
@@ -1085,7 +1131,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchEscapeHatchWithdrawal(
 
 	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "EscapeHatchWithdrawal", whoRule, toRule, tokenRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1095,19 +1141,19 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchEscapeHatchWithdrawal(
 				// New log arrived, parse the event and forward to the user
 				event := new(WithdrawalDelayerEscapeHatchWithdrawal)
 				if err := _WithdrawalDelayer.contract.UnpackLog(event, "EscapeHatchWithdrawal", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1121,147 +1167,14 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchEscapeHatchWithdrawal(
 func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseEscapeHatchWithdrawal(log types.Log) (*WithdrawalDelayerEscapeHatchWithdrawal, error) {
 	event := new(WithdrawalDelayerEscapeHatchWithdrawal)
 	if err := _WithdrawalDelayer.contract.UnpackLog(event, "EscapeHatchWithdrawal", log); err != nil {
-		return nil, tracerr.Wrap(err)
-	}
-	return event, nil
-}
-
-// WithdrawalDelayerNewHermezGovernanceDAOAddressIterator is returned from FilterNewHermezGovernanceDAOAddress and is used to iterate over the raw logs and unpacked data for NewHermezGovernanceDAOAddress events raised by the WithdrawalDelayer contract.
-type WithdrawalDelayerNewHermezGovernanceDAOAddressIterator struct {
-	Event *WithdrawalDelayerNewHermezGovernanceDAOAddress // Event containing the contract specifics and raw log
-
-	contract *bind.BoundContract // Generic contract to use for unpacking event data
-	event    string              // Event name to use for unpacking event data
-
-	logs chan types.Log        // Log channel receiving the found contract events
-	sub  ethereum.Subscription // Subscription for errors, completion and termination
-	done bool                  // Whether the subscription completed delivering logs
-	fail error                 // Occurred error to stop iteration
-}
-
-// Next advances the iterator to the subsequent event, returning whether there
-// are any more events found. In case of a retrieval or parsing error, false is
-// returned and Error() can be queried for the exact failure.
-func (it *WithdrawalDelayerNewHermezGovernanceDAOAddressIterator) Next() bool {
-	// If the iterator failed, stop iterating
-	if it.fail != nil {
-		return false
-	}
-	// If the iterator completed, deliver directly whatever's available
-	if it.done {
-		select {
-		case log := <-it.logs:
-			it.Event = new(WithdrawalDelayerNewHermezGovernanceDAOAddress)
-			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
-				it.fail = err
-				return false
-			}
-			it.Event.Raw = log
-			return true
-
-		default:
-			return false
-		}
-	}
-	// Iterator still in progress, wait for either a data or an error event
-	select {
-	case log := <-it.logs:
-		it.Event = new(WithdrawalDelayerNewHermezGovernanceDAOAddress)
-		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
-			it.fail = err
-			return false
-		}
-		it.Event.Raw = log
-		return true
-
-	case err := <-it.sub.Err():
-		it.done = true
-		it.fail = err
-		return it.Next()
-	}
-}
-
-// Error returns any retrieval or parsing error occurred during filtering.
-func (it *WithdrawalDelayerNewHermezGovernanceDAOAddressIterator) Error() error {
-	return it.fail
-}
-
-// Close terminates the iteration process, releasing any pending underlying
-// resources.
-func (it *WithdrawalDelayerNewHermezGovernanceDAOAddressIterator) Close() error {
-	it.sub.Unsubscribe()
-	return nil
-}
-
-// WithdrawalDelayerNewHermezGovernanceDAOAddress represents a NewHermezGovernanceDAOAddress event raised by the WithdrawalDelayer contract.
-type WithdrawalDelayerNewHermezGovernanceDAOAddress struct {
-	NewHermezGovernanceDAOAddress common.Address
-	Raw                           types.Log // Blockchain specific contextual infos
-}
-
-// FilterNewHermezGovernanceDAOAddress is a free log retrieval operation binding the contract event 0x03683be8debd93f8f5ff23dd03419bfcb9b8287a1868b0f130d858f03c3a08a1.
-//
-// Solidity: event NewHermezGovernanceDAOAddress(address newHermezGovernanceDAOAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterNewHermezGovernanceDAOAddress(opts *bind.FilterOpts) (*WithdrawalDelayerNewHermezGovernanceDAOAddressIterator, error) {
-
-	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "NewHermezGovernanceDAOAddress")
-	if err != nil {
-		return nil, tracerr.Wrap(err)
-	}
-	return &WithdrawalDelayerNewHermezGovernanceDAOAddressIterator{contract: _WithdrawalDelayer.contract, event: "NewHermezGovernanceDAOAddress", logs: logs, sub: sub}, nil
-}
-
-// WatchNewHermezGovernanceDAOAddress is a free log subscription operation binding the contract event 0x03683be8debd93f8f5ff23dd03419bfcb9b8287a1868b0f130d858f03c3a08a1.
-//
-// Solidity: event NewHermezGovernanceDAOAddress(address newHermezGovernanceDAOAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewHermezGovernanceDAOAddress(opts *bind.WatchOpts, sink chan<- *WithdrawalDelayerNewHermezGovernanceDAOAddress) (event.Subscription, error) {
-
-	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "NewHermezGovernanceDAOAddress")
-	if err != nil {
-		return nil, tracerr.Wrap(err)
-	}
-	return event.NewSubscription(func(quit <-chan struct{}) error {
-		defer sub.Unsubscribe()
-		for {
-			select {
-			case log := <-logs:
-				// New log arrived, parse the event and forward to the user
-				event := new(WithdrawalDelayerNewHermezGovernanceDAOAddress)
-				if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewHermezGovernanceDAOAddress", log); err != nil {
-					return tracerr.Wrap(err)
-				}
-				event.Raw = log
-
-				select {
-				case sink <- event:
-				case err := <-sub.Err():
-					return tracerr.Wrap(err)
-				case <-quit:
-					return nil
-				}
-			case err := <-sub.Err():
-				return tracerr.Wrap(err)
-			case <-quit:
-				return nil
-			}
-		}
-	}), nil
-}
-
-// ParseNewHermezGovernanceDAOAddress is a log parse operation binding the contract event 0x03683be8debd93f8f5ff23dd03419bfcb9b8287a1868b0f130d858f03c3a08a1.
-//
-// Solidity: event NewHermezGovernanceDAOAddress(address newHermezGovernanceDAOAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseNewHermezGovernanceDAOAddress(log types.Log) (*WithdrawalDelayerNewHermezGovernanceDAOAddress, error) {
-	event := new(WithdrawalDelayerNewHermezGovernanceDAOAddress)
-	if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewHermezGovernanceDAOAddress", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
 
-// WithdrawalDelayerNewHermezKeeperAddressIterator is returned from FilterNewHermezKeeperAddress and is used to iterate over the raw logs and unpacked data for NewHermezKeeperAddress events raised by the WithdrawalDelayer contract.
-type WithdrawalDelayerNewHermezKeeperAddressIterator struct {
-	Event *WithdrawalDelayerNewHermezKeeperAddress // Event containing the contract specifics and raw log
+// WithdrawalDelayerNewEmergencyCouncilIterator is returned from FilterNewEmergencyCouncil and is used to iterate over the raw logs and unpacked data for NewEmergencyCouncil events raised by the WithdrawalDelayer contract.
+type WithdrawalDelayerNewEmergencyCouncilIterator struct {
+	Event *WithdrawalDelayerNewEmergencyCouncil // Event containing the contract specifics and raw log
 
 	contract *bind.BoundContract // Generic contract to use for unpacking event data
 	event    string              // Event name to use for unpacking event data
@@ -1275,7 +1188,7 @@ type WithdrawalDelayerNewHermezKeeperAddressIterator struct {
 // Next advances the iterator to the subsequent event, returning whether there
 // are any more events found. In case of a retrieval or parsing error, false is
 // returned and Error() can be queried for the exact failure.
-func (it *WithdrawalDelayerNewHermezKeeperAddressIterator) Next() bool {
+func (it *WithdrawalDelayerNewEmergencyCouncilIterator) Next() bool {
 	// If the iterator failed, stop iterating
 	if it.fail != nil {
 		return false
@@ -1284,7 +1197,7 @@ func (it *WithdrawalDelayerNewHermezKeeperAddressIterator) Next() bool {
 	if it.done {
 		select {
 		case log := <-it.logs:
-			it.Event = new(WithdrawalDelayerNewHermezKeeperAddress)
+			it.Event = new(WithdrawalDelayerNewEmergencyCouncil)
 			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
 				it.fail = err
 				return false
@@ -1299,7 +1212,7 @@ func (it *WithdrawalDelayerNewHermezKeeperAddressIterator) Next() bool {
 	// Iterator still in progress, wait for either a data or an error event
 	select {
 	case log := <-it.logs:
-		it.Event = new(WithdrawalDelayerNewHermezKeeperAddress)
+		it.Event = new(WithdrawalDelayerNewEmergencyCouncil)
 		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
 			it.fail = err
 			return false
@@ -1315,43 +1228,43 @@ func (it *WithdrawalDelayerNewHermezKeeperAddressIterator) Next() bool {
 }
 
 // Error returns any retrieval or parsing error occurred during filtering.
-func (it *WithdrawalDelayerNewHermezKeeperAddressIterator) Error() error {
+func (it *WithdrawalDelayerNewEmergencyCouncilIterator) Error() error {
 	return it.fail
 }
 
 // Close terminates the iteration process, releasing any pending underlying
 // resources.
-func (it *WithdrawalDelayerNewHermezKeeperAddressIterator) Close() error {
+func (it *WithdrawalDelayerNewEmergencyCouncilIterator) Close() error {
 	it.sub.Unsubscribe()
 	return nil
 }
 
-// WithdrawalDelayerNewHermezKeeperAddress represents a NewHermezKeeperAddress event raised by the WithdrawalDelayer contract.
-type WithdrawalDelayerNewHermezKeeperAddress struct {
-	NewHermezKeeperAddress common.Address
-	Raw                    types.Log // Blockchain specific contextual infos
+// WithdrawalDelayerNewEmergencyCouncil represents a NewEmergencyCouncil event raised by the WithdrawalDelayer contract.
+type WithdrawalDelayerNewEmergencyCouncil struct {
+	NewEmergencyCouncil common.Address
+	Raw                 types.Log // Blockchain specific contextual infos
 }
 
-// FilterNewHermezKeeperAddress is a free log retrieval operation binding the contract event 0xc1e9be84fce652abec6a6944f7ec5bbb40de18caa44c285b05a0de7e3ad9d016.
+// FilterNewEmergencyCouncil is a free log retrieval operation binding the contract event 0xcc267667d474ef34ee2de2d060e7c8b2c7295cefa22e57fd7049e22b5fdb5396.
 //
-// Solidity: event NewHermezKeeperAddress(address newHermezKeeperAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterNewHermezKeeperAddress(opts *bind.FilterOpts) (*WithdrawalDelayerNewHermezKeeperAddressIterator, error) {
+// Solidity: event NewEmergencyCouncil(address newEmergencyCouncil)
+func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterNewEmergencyCouncil(opts *bind.FilterOpts) (*WithdrawalDelayerNewEmergencyCouncilIterator, error) {
 
-	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "NewHermezKeeperAddress")
+	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "NewEmergencyCouncil")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
-	return &WithdrawalDelayerNewHermezKeeperAddressIterator{contract: _WithdrawalDelayer.contract, event: "NewHermezKeeperAddress", logs: logs, sub: sub}, nil
+	return &WithdrawalDelayerNewEmergencyCouncilIterator{contract: _WithdrawalDelayer.contract, event: "NewEmergencyCouncil", logs: logs, sub: sub}, nil
 }
 
-// WatchNewHermezKeeperAddress is a free log subscription operation binding the contract event 0xc1e9be84fce652abec6a6944f7ec5bbb40de18caa44c285b05a0de7e3ad9d016.
+// WatchNewEmergencyCouncil is a free log subscription operation binding the contract event 0xcc267667d474ef34ee2de2d060e7c8b2c7295cefa22e57fd7049e22b5fdb5396.
 //
-// Solidity: event NewHermezKeeperAddress(address newHermezKeeperAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewHermezKeeperAddress(opts *bind.WatchOpts, sink chan<- *WithdrawalDelayerNewHermezKeeperAddress) (event.Subscription, error) {
+// Solidity: event NewEmergencyCouncil(address newEmergencyCouncil)
+func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewEmergencyCouncil(opts *bind.WatchOpts, sink chan<- *WithdrawalDelayerNewEmergencyCouncil) (event.Subscription, error) {
 
-	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "NewHermezKeeperAddress")
+	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "NewEmergencyCouncil")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1359,21 +1272,21 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewHermezKeeperAddress
 			select {
 			case log := <-logs:
 				// New log arrived, parse the event and forward to the user
-				event := new(WithdrawalDelayerNewHermezKeeperAddress)
-				if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewHermezKeeperAddress", log); err != nil {
-					return tracerr.Wrap(err)
+				event := new(WithdrawalDelayerNewEmergencyCouncil)
+				if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewEmergencyCouncil", log); err != nil {
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1381,20 +1294,20 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewHermezKeeperAddress
 	}), nil
 }
 
-// ParseNewHermezKeeperAddress is a log parse operation binding the contract event 0xc1e9be84fce652abec6a6944f7ec5bbb40de18caa44c285b05a0de7e3ad9d016.
+// ParseNewEmergencyCouncil is a log parse operation binding the contract event 0xcc267667d474ef34ee2de2d060e7c8b2c7295cefa22e57fd7049e22b5fdb5396.
 //
-// Solidity: event NewHermezKeeperAddress(address newHermezKeeperAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseNewHermezKeeperAddress(log types.Log) (*WithdrawalDelayerNewHermezKeeperAddress, error) {
-	event := new(WithdrawalDelayerNewHermezKeeperAddress)
-	if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewHermezKeeperAddress", log); err != nil {
-		return nil, tracerr.Wrap(err)
+// Solidity: event NewEmergencyCouncil(address newEmergencyCouncil)
+func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseNewEmergencyCouncil(log types.Log) (*WithdrawalDelayerNewEmergencyCouncil, error) {
+	event := new(WithdrawalDelayerNewEmergencyCouncil)
+	if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewEmergencyCouncil", log); err != nil {
+		return nil, err
 	}
 	return event, nil
 }
 
-// WithdrawalDelayerNewWhiteHackGroupAddressIterator is returned from FilterNewWhiteHackGroupAddress and is used to iterate over the raw logs and unpacked data for NewWhiteHackGroupAddress events raised by the WithdrawalDelayer contract.
-type WithdrawalDelayerNewWhiteHackGroupAddressIterator struct {
-	Event *WithdrawalDelayerNewWhiteHackGroupAddress // Event containing the contract specifics and raw log
+// WithdrawalDelayerNewHermezGovernanceAddressIterator is returned from FilterNewHermezGovernanceAddress and is used to iterate over the raw logs and unpacked data for NewHermezGovernanceAddress events raised by the WithdrawalDelayer contract.
+type WithdrawalDelayerNewHermezGovernanceAddressIterator struct {
+	Event *WithdrawalDelayerNewHermezGovernanceAddress // Event containing the contract specifics and raw log
 
 	contract *bind.BoundContract // Generic contract to use for unpacking event data
 	event    string              // Event name to use for unpacking event data
@@ -1408,7 +1321,7 @@ type WithdrawalDelayerNewWhiteHackGroupAddressIterator struct {
 // Next advances the iterator to the subsequent event, returning whether there
 // are any more events found. In case of a retrieval or parsing error, false is
 // returned and Error() can be queried for the exact failure.
-func (it *WithdrawalDelayerNewWhiteHackGroupAddressIterator) Next() bool {
+func (it *WithdrawalDelayerNewHermezGovernanceAddressIterator) Next() bool {
 	// If the iterator failed, stop iterating
 	if it.fail != nil {
 		return false
@@ -1417,7 +1330,7 @@ func (it *WithdrawalDelayerNewWhiteHackGroupAddressIterator) Next() bool {
 	if it.done {
 		select {
 		case log := <-it.logs:
-			it.Event = new(WithdrawalDelayerNewWhiteHackGroupAddress)
+			it.Event = new(WithdrawalDelayerNewHermezGovernanceAddress)
 			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
 				it.fail = err
 				return false
@@ -1432,7 +1345,7 @@ func (it *WithdrawalDelayerNewWhiteHackGroupAddressIterator) Next() bool {
 	// Iterator still in progress, wait for either a data or an error event
 	select {
 	case log := <-it.logs:
-		it.Event = new(WithdrawalDelayerNewWhiteHackGroupAddress)
+		it.Event = new(WithdrawalDelayerNewHermezGovernanceAddress)
 		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
 			it.fail = err
 			return false
@@ -1448,43 +1361,43 @@ func (it *WithdrawalDelayerNewWhiteHackGroupAddressIterator) Next() bool {
 }
 
 // Error returns any retrieval or parsing error occurred during filtering.
-func (it *WithdrawalDelayerNewWhiteHackGroupAddressIterator) Error() error {
+func (it *WithdrawalDelayerNewHermezGovernanceAddressIterator) Error() error {
 	return it.fail
 }
 
 // Close terminates the iteration process, releasing any pending underlying
 // resources.
-func (it *WithdrawalDelayerNewWhiteHackGroupAddressIterator) Close() error {
+func (it *WithdrawalDelayerNewHermezGovernanceAddressIterator) Close() error {
 	it.sub.Unsubscribe()
 	return nil
 }
 
-// WithdrawalDelayerNewWhiteHackGroupAddress represents a NewWhiteHackGroupAddress event raised by the WithdrawalDelayer contract.
-type WithdrawalDelayerNewWhiteHackGroupAddress struct {
-	NewWhiteHackGroupAddress common.Address
-	Raw                      types.Log // Blockchain specific contextual infos
+// WithdrawalDelayerNewHermezGovernanceAddress represents a NewHermezGovernanceAddress event raised by the WithdrawalDelayer contract.
+type WithdrawalDelayerNewHermezGovernanceAddress struct {
+	NewHermezGovernanceAddress common.Address
+	Raw                        types.Log // Blockchain specific contextual infos
 }
 
-// FilterNewWhiteHackGroupAddress is a free log retrieval operation binding the contract event 0x284ca073b8bdde2195ae98779277678773a99d7739e5f0477dc19a03fc689011.
+// FilterNewHermezGovernanceAddress is a free log retrieval operation binding the contract event 0x3bf02437d5cd40067085d9dac2c3cdcbef0a449d98a259a40d9c24380aca81bf.
 //
-// Solidity: event NewWhiteHackGroupAddress(address newWhiteHackGroupAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterNewWhiteHackGroupAddress(opts *bind.FilterOpts) (*WithdrawalDelayerNewWhiteHackGroupAddressIterator, error) {
+// Solidity: event NewHermezGovernanceAddress(address newHermezGovernanceAddress)
+func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterNewHermezGovernanceAddress(opts *bind.FilterOpts) (*WithdrawalDelayerNewHermezGovernanceAddressIterator, error) {
 
-	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "NewWhiteHackGroupAddress")
+	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "NewHermezGovernanceAddress")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
-	return &WithdrawalDelayerNewWhiteHackGroupAddressIterator{contract: _WithdrawalDelayer.contract, event: "NewWhiteHackGroupAddress", logs: logs, sub: sub}, nil
+	return &WithdrawalDelayerNewHermezGovernanceAddressIterator{contract: _WithdrawalDelayer.contract, event: "NewHermezGovernanceAddress", logs: logs, sub: sub}, nil
 }
 
-// WatchNewWhiteHackGroupAddress is a free log subscription operation binding the contract event 0x284ca073b8bdde2195ae98779277678773a99d7739e5f0477dc19a03fc689011.
+// WatchNewHermezGovernanceAddress is a free log subscription operation binding the contract event 0x3bf02437d5cd40067085d9dac2c3cdcbef0a449d98a259a40d9c24380aca81bf.
 //
-// Solidity: event NewWhiteHackGroupAddress(address newWhiteHackGroupAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewWhiteHackGroupAddress(opts *bind.WatchOpts, sink chan<- *WithdrawalDelayerNewWhiteHackGroupAddress) (event.Subscription, error) {
+// Solidity: event NewHermezGovernanceAddress(address newHermezGovernanceAddress)
+func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewHermezGovernanceAddress(opts *bind.WatchOpts, sink chan<- *WithdrawalDelayerNewHermezGovernanceAddress) (event.Subscription, error) {
 
-	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "NewWhiteHackGroupAddress")
+	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "NewHermezGovernanceAddress")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1492,21 +1405,21 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewWhiteHackGroupAddre
 			select {
 			case log := <-logs:
 				// New log arrived, parse the event and forward to the user
-				event := new(WithdrawalDelayerNewWhiteHackGroupAddress)
-				if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewWhiteHackGroupAddress", log); err != nil {
-					return tracerr.Wrap(err)
+				event := new(WithdrawalDelayerNewHermezGovernanceAddress)
+				if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewHermezGovernanceAddress", log); err != nil {
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1514,13 +1427,13 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewWhiteHackGroupAddre
 	}), nil
 }
 
-// ParseNewWhiteHackGroupAddress is a log parse operation binding the contract event 0x284ca073b8bdde2195ae98779277678773a99d7739e5f0477dc19a03fc689011.
+// ParseNewHermezGovernanceAddress is a log parse operation binding the contract event 0x3bf02437d5cd40067085d9dac2c3cdcbef0a449d98a259a40d9c24380aca81bf.
 //
-// Solidity: event NewWhiteHackGroupAddress(address newWhiteHackGroupAddress)
-func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseNewWhiteHackGroupAddress(log types.Log) (*WithdrawalDelayerNewWhiteHackGroupAddress, error) {
-	event := new(WithdrawalDelayerNewWhiteHackGroupAddress)
-	if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewWhiteHackGroupAddress", log); err != nil {
-		return nil, tracerr.Wrap(err)
+// Solidity: event NewHermezGovernanceAddress(address newHermezGovernanceAddress)
+func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseNewHermezGovernanceAddress(log types.Log) (*WithdrawalDelayerNewHermezGovernanceAddress, error) {
+	event := new(WithdrawalDelayerNewHermezGovernanceAddress)
+	if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewHermezGovernanceAddress", log); err != nil {
+		return nil, err
 	}
 	return event, nil
 }
@@ -1605,7 +1518,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterNewWithdrawalDelay(op
 
 	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "NewWithdrawalDelay")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerNewWithdrawalDelayIterator{contract: _WithdrawalDelayer.contract, event: "NewWithdrawalDelay", logs: logs, sub: sub}, nil
 }
@@ -1617,7 +1530,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewWithdrawalDelay(opt
 
 	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "NewWithdrawalDelay")
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1627,19 +1540,19 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewWithdrawalDelay(opt
 				// New log arrived, parse the event and forward to the user
 				event := new(WithdrawalDelayerNewWithdrawalDelay)
 				if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewWithdrawalDelay", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1653,7 +1566,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchNewWithdrawalDelay(opt
 func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseNewWithdrawalDelay(log types.Log) (*WithdrawalDelayerNewWithdrawalDelay, error) {
 	event := new(WithdrawalDelayerNewWithdrawalDelay)
 	if err := _WithdrawalDelayer.contract.UnpackLog(event, "NewWithdrawalDelay", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
@@ -1749,7 +1662,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) FilterWithdraw(opts *bind.F
 
 	logs, sub, err := _WithdrawalDelayer.contract.FilterLogs(opts, "Withdraw", tokenRule, ownerRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return &WithdrawalDelayerWithdrawIterator{contract: _WithdrawalDelayer.contract, event: "Withdraw", logs: logs, sub: sub}, nil
 }
@@ -1770,7 +1683,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchWithdraw(opts *bind.Wa
 
 	logs, sub, err := _WithdrawalDelayer.contract.WatchLogs(opts, "Withdraw", tokenRule, ownerRule)
 	if err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event.NewSubscription(func(quit <-chan struct{}) error {
 		defer sub.Unsubscribe()
@@ -1780,19 +1693,19 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchWithdraw(opts *bind.Wa
 				// New log arrived, parse the event and forward to the user
 				event := new(WithdrawalDelayerWithdraw)
 				if err := _WithdrawalDelayer.contract.UnpackLog(event, "Withdraw", log); err != nil {
-					return tracerr.Wrap(err)
+					return err
 				}
 				event.Raw = log
 
 				select {
 				case sink <- event:
 				case err := <-sub.Err():
-					return tracerr.Wrap(err)
+					return err
 				case <-quit:
 					return nil
 				}
 			case err := <-sub.Err():
-				return tracerr.Wrap(err)
+				return err
 			case <-quit:
 				return nil
 			}
@@ -1806,7 +1719,7 @@ func (_WithdrawalDelayer *WithdrawalDelayerFilterer) WatchWithdraw(opts *bind.Wa
 func (_WithdrawalDelayer *WithdrawalDelayerFilterer) ParseWithdraw(log types.Log) (*WithdrawalDelayerWithdraw, error) {
 	event := new(WithdrawalDelayerWithdraw)
 	if err := _WithdrawalDelayer.contract.UnpackLog(event, "Withdraw", log); err != nil {
-		return nil, tracerr.Wrap(err)
+		return nil, err
 	}
 	return event, nil
 }
diff --git a/eth/main_test.go b/eth/main_test.go
index 86d6177..9b0242a 100644
--- a/eth/main_test.go
+++ b/eth/main_test.go
@@ -64,21 +64,12 @@ var (
 
 	bootCoordinatorAccount      *accounts.Account
 	bootCoordinatorAddressConst ethCommon.Address
-
-	safetyAccount      *accounts.Account
-	safetyAddressConst ethCommon.Address
 )
 
 // Ethereum Accounts
 var (
-	hermezGovernanceDAOAccount      *accounts.Account
-	hermezGovernanceDAOAddressConst ethCommon.Address
-
-	whiteHackGroupAccount      *accounts.Account
-	whiteHackGroupAddressConst ethCommon.Address
-
-	hermezKeeperAccount      *accounts.Account
-	hermezKeeperAddressConst ethCommon.Address
+	emergencyCouncilAccount      *accounts.Account
+	emergencyCouncilAddressConst ethCommon.Address
 
 	governanceAccount      *accounts.Account
 	governanceAddressConst ethCommon.Address
@@ -94,14 +85,12 @@ var (
 )
 
 var (
-	ks                   *keystore.KeyStore
-	ethClient            *ethclient.Client
-	ethereumClientWhite  *EthereumClient
-	ethereumClientKep    *EthereumClient
-	ethereumClientGovDAO *EthereumClient
-	ethereumClientAux    *EthereumClient
-	ethereumClientAux2   *EthereumClient
-	ethereumClientHermez *EthereumClient
+	ks                             *keystore.KeyStore
+	ethClient                      *ethclient.Client
+	ethereumClientEmergencyCouncil *EthereumClient
+	ethereumClientAux              *EthereumClient
+	ethereumClientAux2             *EthereumClient
+	ethereumClientHermez           *EthereumClient
 )
 
 func getEnvVariables() {
@@ -163,14 +152,11 @@ func TestMain(m *testing.M) {
 		// into the keystore
 		bootCoordinatorAccount, bootCoordinatorAddressConst = genAcc(w, ks, 0)
 		governanceAccount, governanceAddressConst = genAcc(w, ks, 1)
-		safetyAccount, safetyAddressConst = genAcc(w, ks, 2)
-		hermezKeeperAccount, hermezKeeperAddressConst = genAcc(w, ks, 6)
-		hermezGovernanceDAOAccount, hermezGovernanceDAOAddressConst = genAcc(w, ks, 7)
-		whiteHackGroupAccount, whiteHackGroupAddressConst = genAcc(w, ks, 8)
-		donationAccount, donationAddressConst = genAcc(w, ks, 9)
-		aux2Account, aux2AddressConst = genAcc(w, ks, 11)
-		hermezRollupTestAccount, hermezRollupTestAddressConst = genAcc(w, ks, 12)
-		auxAccount, auxAddressConst = genAcc(w, ks, 13)
+		emergencyCouncilAccount, emergencyCouncilAddressConst = genAcc(w, ks, 2)
+		donationAccount, donationAddressConst = genAcc(w, ks, 3)
+		hermezRollupTestAccount, hermezRollupTestAddressConst = genAcc(w, ks, 4)
+		auxAccount, auxAddressConst = genAcc(w, ks, 5)
+		aux2Account, aux2AddressConst = genAcc(w, ks, 6)
 
 		ethClient, err = ethclient.Dial(ethClientDialURL)
 		if err != nil {
@@ -200,9 +186,7 @@ func TestMain(m *testing.M) {
 			log.Fatal(err)
 		}
 
-		ethereumClientKep = NewEthereumClient(ethClient, hermezKeeperAccount, ks, nil)
-		ethereumClientWhite = NewEthereumClient(ethClient, whiteHackGroupAccount, ks, nil)
-		ethereumClientGovDAO = NewEthereumClient(ethClient, hermezGovernanceDAOAccount, ks, nil)
+		ethereumClientEmergencyCouncil = NewEthereumClient(ethClient, emergencyCouncilAccount, ks, nil)
 		ethereumClientAux = NewEthereumClient(ethClient, auxAccount, ks, nil)
 		ethereumClientAux2 = NewEthereumClient(ethClient, aux2Account, ks, nil)
 		ethereumClientHermez = NewEthereumClient(ethClient, hermezRollupTestAccount, ks, nil)
diff --git a/eth/rollup.go b/eth/rollup.go
index 51f72ee..4506c44 100644
--- a/eth/rollup.go
+++ b/eth/rollup.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"math/big"
+	"strconv"
 	"strings"
 
 	"github.com/ethereum/go-ethereum"
@@ -74,7 +75,8 @@ type RollupEventAddToken struct {
 type RollupEventForgeBatch struct {
 	BatchNum int64
 	// Sender    ethCommon.Address
-	EthTxHash ethCommon.Hash
+	EthTxHash    ethCommon.Hash
+	L1UserTxsLen uint16
 }
 
 // RollupEventUpdateForgeL1L2BatchTimeout is an event of the Rollup Smart Contract
@@ -95,6 +97,33 @@ type RollupEventWithdraw struct {
 	TxHash          ethCommon.Hash // Hash of the transaction that generated this event
 }
 
+// RollupEventUpdateBucketWithdraw is an event of the Rollup Smart Contract
+type RollupEventUpdateBucketWithdraw struct {
+	NumBucket   uint8
+	BlockStamp  *big.Int
+	Withdrawals *big.Int
+}
+
+// RollupEventUpdateWithdrawalDelay is an event of the Rollup Smart Contract
+type RollupEventUpdateWithdrawalDelay struct {
+	NewWithdrawalDelay uint64
+}
+
+// RollupEventUpdateBucketsParameters is an event of the Rollup Smart Contract
+type RollupEventUpdateBucketsParameters struct {
+	ArrayBuckets [common.RollupConstNumBuckets][4]*big.Int
+}
+
+// RollupEventUpdateTokenExchange is an event of the Rollup Smart Contract
+type RollupEventUpdateTokenExchange struct {
+	AddressArray []ethCommon.Address
+	ValueArray   []uint64
+}
+
+// RollupEventSafeMode is an event of the Rollup Smart Contract
+type RollupEventSafeMode struct {
+}
+
 // RollupEvents is the list of events in a block of the Rollup Smart Contract
 type RollupEvents struct {
 	L1UserTx                    []RollupEventL1UserTx
@@ -103,6 +132,11 @@ type RollupEvents struct {
 	UpdateForgeL1L2BatchTimeout []RollupEventUpdateForgeL1L2BatchTimeout
 	UpdateFeeAddToken           []RollupEventUpdateFeeAddToken
 	Withdraw                    []RollupEventWithdraw
+	UpdateWithdrawalDelay       []RollupEventUpdateWithdrawalDelay
+	UpdateBucketWithdraw        []RollupEventUpdateBucketWithdraw
+	UpdateBucketsParameters     []RollupEventUpdateBucketsParameters
+	UpdateTokenExchange         []RollupEventUpdateTokenExchange
+	SafeMode                    []RollupEventSafeMode
 }
 
 // NewRollupEvents creates an empty RollupEvents with the slices initialized.
@@ -122,6 +156,7 @@ type RollupForgeBatchArgs struct {
 	NewLastIdx            int64
 	NewStRoot             *big.Int
 	NewExitRoot           *big.Int
+	L1UserTxs             []common.L1Tx
 	L1CoordinatorTxs      []common.L1Tx
 	L1CoordinatorTxsAuths [][]byte // Authorization for accountCreations for each L1CoordinatorTx
 	L2TxsData             []common.L2Tx
@@ -140,7 +175,7 @@ type RollupForgeBatchArgsAux struct {
 	NewStRoot              *big.Int
 	NewExitRoot            *big.Int
 	EncodedL1CoordinatorTx []byte
-	L2TxsData              []byte
+	L1L2TxsData            []byte
 	FeeIdxCoordinator      []byte
 	// Circuit selector
 	VerifierIdx uint8
@@ -181,7 +216,7 @@ type RollupInterface interface {
 
 	RollupConstants() (*common.RollupConstants, error)
 	RollupEventsByBlock(blockNum int64) (*RollupEvents, *ethCommon.Hash, error)
-	RollupForgeBatchArgs(ethCommon.Hash) (*RollupForgeBatchArgs, *ethCommon.Address, error)
+	RollupForgeBatchArgs(ethCommon.Hash, uint16) (*RollupForgeBatchArgs, *ethCommon.Address, error)
 }
 
 //
@@ -240,6 +275,7 @@ func (c *RollupClient) RollupForgeBatch(args *RollupForgeBatchArgs) (tx *types.T
 			nLevels := rollupConst.Verifiers[args.VerifierIdx].NLevels
 			lenBytes := nLevels / 8 //nolint:gomnd
 			newLastIdx := big.NewInt(int64(args.NewLastIdx))
+			// L1CoordinatorBytes
 			var l1CoordinatorBytes []byte
 			for i := 0; i < len(args.L1CoordinatorTxs); i++ {
 				l1 := args.L1CoordinatorTxs[i]
@@ -249,15 +285,33 @@ func (c *RollupClient) RollupForgeBatch(args *RollupForgeBatchArgs) (tx *types.T
 				}
 				l1CoordinatorBytes = append(l1CoordinatorBytes, bytesl1[:]...)
 			}
-			var l2DataBytes []byte
+			// L1L2TxData
+			var l1l2TxData []byte
+			for i := 0; i < len(args.L1UserTxs); i++ {
+				l1User := args.L1UserTxs[i]
+				bytesl1User, err := l1User.BytesDataAvailability(uint32(nLevels))
+				if err != nil {
+					return nil, tracerr.Wrap(err)
+				}
+				l1l2TxData = append(l1l2TxData, bytesl1User[:]...)
+			}
+			for i := 0; i < len(args.L1CoordinatorTxs); i++ {
+				l1Coord := args.L1CoordinatorTxs[i]
+				bytesl1Coord, err := l1Coord.BytesDataAvailability(uint32(nLevels))
+				if err != nil {
+					return nil, tracerr.Wrap(err)
+				}
+				l1l2TxData = append(l1l2TxData, bytesl1Coord[:]...)
+			}
 			for i := 0; i < len(args.L2TxsData); i++ {
 				l2 := args.L2TxsData[i]
 				bytesl2, err := l2.BytesDataAvailability(uint32(nLevels))
 				if err != nil {
 					return nil, tracerr.Wrap(err)
 				}
-				l2DataBytes = append(l2DataBytes, bytesl2[:]...)
+				l1l2TxData = append(l1l2TxData, bytesl2[:]...)
 			}
+			// FeeIdxCoordinator
 			var feeIdxCoordinator []byte
 			if len(args.FeeIdxCoordinator) > common.RollupConstMaxFeeIdxCoordinator {
 				return nil, tracerr.Wrap(fmt.Errorf("len(args.FeeIdxCoordinator) > %v",
@@ -274,7 +328,7 @@ func (c *RollupClient) RollupForgeBatch(args *RollupForgeBatchArgs) (tx *types.T
 				}
 				feeIdxCoordinator = append(feeIdxCoordinator, bytesFeeIdx[len(bytesFeeIdx)-int(lenBytes):]...)
 			}
-			return c.hermez.ForgeBatch(auth, newLastIdx, args.NewStRoot, args.NewExitRoot, l1CoordinatorBytes, l2DataBytes, feeIdxCoordinator, args.VerifierIdx, args.L1Batch, args.ProofA, args.ProofB, args.ProofC)
+			return c.hermez.ForgeBatch(auth, newLastIdx, args.NewStRoot, args.NewExitRoot, l1CoordinatorBytes, l1l2TxData, feeIdxCoordinator, args.VerifierIdx, args.L1Batch, args.ProofA, args.ProofB, args.ProofC)
 		},
 	); err != nil {
 		return nil, tracerr.Wrap(fmt.Errorf("Failed forge batch: %w", err))
@@ -317,7 +371,7 @@ func (c *RollupClient) RollupWithdrawMerkleProof(fromBJJ *babyjub.PublicKey, tok
 			pkCompL := fromBJJ.Compress()
 			pkCompB := common.SwapEndianness(pkCompL[:])
 			babyPubKey := new(big.Int).SetBytes(pkCompB)
-			numExitRootB := big.NewInt(numExitRoot)
+			numExitRootB := uint32(numExitRoot)
 			idxBig := big.NewInt(idx)
 			return c.hermez.WithdrawMerkleProof(auth, tokenID, amount, babyPubKey, numExitRootB, siblings, idxBig, instantWithdraw)
 		},
@@ -338,9 +392,14 @@ func (c *RollupClient) RollupL1UserTxERC20ETH(fromBJJ *babyjub.PublicKey, fromId
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			pkCompL := fromBJJ.Compress()
-			pkCompB := common.SwapEndianness(pkCompL[:])
-			babyPubKey := new(big.Int).SetBytes(pkCompB)
+			var babyPubKey *big.Int
+			if fromBJJ != nil {
+				pkCompL := fromBJJ.Compress()
+				pkCompB := common.SwapEndianness(pkCompL[:])
+				babyPubKey = new(big.Int).SetBytes(pkCompB)
+			} else {
+				babyPubKey = big.NewInt(0)
+			}
 			fromIdxBig := big.NewInt(fromIdx)
 			toIdxBig := big.NewInt(toIdx)
 			loadAmountF, err := common.NewFloat16(loadAmount)
@@ -369,9 +428,14 @@ func (c *RollupClient) RollupL1UserTxERC20Permit(fromBJJ *babyjub.PublicKey, fro
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			pkCompL := fromBJJ.Compress()
-			pkCompB := common.SwapEndianness(pkCompL[:])
-			babyPubKey := new(big.Int).SetBytes(pkCompB)
+			var babyPubKey *big.Int
+			if fromBJJ != nil {
+				pkCompL := fromBJJ.Compress()
+				pkCompB := common.SwapEndianness(pkCompL[:])
+				babyPubKey = new(big.Int).SetBytes(pkCompB)
+			} else {
+				babyPubKey = big.NewInt(0)
+			}
 			fromIdxBig := big.NewInt(fromIdx)
 			toIdxBig := big.NewInt(toIdx)
 			loadAmountF, err := common.NewFloat16(loadAmount)
@@ -454,6 +518,69 @@ func (c *RollupClient) RollupUpdateFeeAddToken(newFeeAddToken *big.Int) (tx *typ
 	return tx, nil
 }
 
+// RollupUpdateBucketsParameters is the interface to call the smart contract function
+func (c *RollupClient) RollupUpdateBucketsParameters(arrayBuckets [common.RollupConstNumBuckets][4]*big.Int) (tx *types.Transaction, err error) {
+	if tx, err = c.client.CallAuth(
+		12500000,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			return c.hermez.UpdateBucketsParameters(auth, arrayBuckets)
+		},
+	); err != nil {
+		return nil, tracerr.Wrap(fmt.Errorf("Failed update Buckets Parameters: %w", err))
+	}
+	return tx, nil
+}
+
+// RollupUpdateTokenExchange is the interface to call the smart contract function
+func (c *RollupClient) RollupUpdateTokenExchange(addressArray []ethCommon.Address, valueArray []uint64) (tx *types.Transaction, err error) {
+	if tx, err = c.client.CallAuth(
+		0,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			return c.hermez.UpdateTokenExchange(auth, addressArray, valueArray)
+		},
+	); err != nil {
+		return nil, tracerr.Wrap(fmt.Errorf("Failed update Token Exchange: %w", err))
+	}
+	return tx, nil
+}
+
+// RollupUpdateWithdrawalDelay is the interface to call the smart contract function
+func (c *RollupClient) RollupUpdateWithdrawalDelay(newWithdrawalDelay uint64) (tx *types.Transaction, err error) {
+	if tx, err = c.client.CallAuth(
+		0,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			return c.hermez.UpdateWithdrawalDelay(auth, newWithdrawalDelay)
+		},
+	); err != nil {
+		return nil, tracerr.Wrap(fmt.Errorf("Failed update WithdrawalDelay: %w", err))
+	}
+	return tx, nil
+}
+
+// RollupSafeMode is the interface to call the smart contract function
+func (c *RollupClient) RollupSafeMode() (tx *types.Transaction, err error) {
+	if tx, err = c.client.CallAuth(
+		0,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			return c.hermez.SafeMode(auth)
+		},
+	); err != nil {
+		return nil, tracerr.Wrap(fmt.Errorf("Failed update Safe Mode: %w", err))
+	}
+	return tx, nil
+}
+
+// RollupInstantWithdrawalViewer is the interface to call the smart contract function
+func (c *RollupClient) RollupInstantWithdrawalViewer(tokenAddress ethCommon.Address, amount *big.Int) (instantAllowed bool, err error) {
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		instantAllowed, err = c.hermez.InstantWithdrawalViewer(nil, tokenAddress, amount)
+		return tracerr.Wrap(err)
+	}); err != nil {
+		return false, tracerr.Wrap(err)
+	}
+	return instantAllowed, nil
+}
+
 // RollupConstants returns the Constants of the Rollup Smart Contract
 func (c *RollupClient) RollupConstants() (rollupConstants *common.RollupConstants, err error) {
 	rollupConstants = new(common.RollupConstants)
@@ -481,11 +608,7 @@ func (c *RollupClient) RollupConstants() (rollupConstants *common.RollupConstant
 		if err != nil {
 			return tracerr.Wrap(err)
 		}
-		rollupConstants.HermezGovernanceDAOAddress, err = c.hermez.HermezGovernanceDAOAddress(nil)
-		if err != nil {
-			return tracerr.Wrap(err)
-		}
-		rollupConstants.SafetyAddress, err = c.hermez.SafetyAddress(nil)
+		rollupConstants.HermezGovernanceAddress, err = c.hermez.HermezGovernanceAddress(nil)
 		if err != nil {
 			return tracerr.Wrap(err)
 		}
@@ -498,12 +621,17 @@ func (c *RollupClient) RollupConstants() (rollupConstants *common.RollupConstant
 }
 
 var (
-	logHermezL1UserTxEvent               = crypto.Keccak256Hash([]byte("L1UserTxEvent(uint64,uint8,bytes)"))
+	logHermezL1UserTxEvent               = crypto.Keccak256Hash([]byte("L1UserTxEvent(uint32,uint8,bytes)"))
 	logHermezAddToken                    = crypto.Keccak256Hash([]byte("AddToken(address,uint32)"))
-	logHermezForgeBatch                  = crypto.Keccak256Hash([]byte("ForgeBatch(uint64)"))
+	logHermezForgeBatch                  = crypto.Keccak256Hash([]byte("ForgeBatch(uint32,uint16)"))
 	logHermezUpdateForgeL1L2BatchTimeout = crypto.Keccak256Hash([]byte("UpdateForgeL1L2BatchTimeout(uint8)"))
 	logHermezUpdateFeeAddToken           = crypto.Keccak256Hash([]byte("UpdateFeeAddToken(uint256)"))
-	logHermezWithdrawEvent               = crypto.Keccak256Hash([]byte("WithdrawEvent(uint48,uint48,bool)"))
+	logHermezWithdrawEvent               = crypto.Keccak256Hash([]byte("WithdrawEvent(uint48,uint32,bool)"))
+	logHermezUpdateBucketWithdraw        = crypto.Keccak256Hash([]byte("UpdateBucketWithdraw(uint8,uint256,uint256)"))
+	logHermezUpdateWithdrawalDelay       = crypto.Keccak256Hash([]byte("UpdateWithdrawalDelay(uint64)"))
+	logHermezUpdateBucketsParameters     = crypto.Keccak256Hash([]byte("UpdateBucketsParameters(uint256[4][" + strconv.Itoa(common.RollupConstNumBuckets) + "])"))
+	logHermezUpdateTokenExchange         = crypto.Keccak256Hash([]byte("UpdateTokenExchange(address[],uint64[])"))
+	logHermezSafeMode                    = crypto.Keccak256Hash([]byte("SafeMode()"))
 )
 
 // RollupEventsByBlock returns the events in a block that happened in the Rollup Smart Contract
@@ -560,6 +688,10 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64) (*RollupEvents, *ethC
 			rollupEvents.AddToken = append(rollupEvents.AddToken, addToken)
 		case logHermezForgeBatch:
 			var forgeBatch RollupEventForgeBatch
+			err := c.contractAbi.Unpack(&forgeBatch, "ForgeBatch", vLog.Data)
+			if err != nil {
+				return nil, nil, tracerr.Wrap(err)
+			}
 			forgeBatch.BatchNum = new(big.Int).SetBytes(vLog.Topics[1][:]).Int64()
 			forgeBatch.EthTxHash = vLog.TxHash
 			// forgeBatch.Sender = vLog.Address
@@ -593,6 +725,40 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64) (*RollupEvents, *ethC
 			}
 			withdraw.TxHash = vLog.TxHash
 			rollupEvents.Withdraw = append(rollupEvents.Withdraw, withdraw)
+		case logHermezUpdateBucketWithdraw:
+			var updateBucketWithdraw RollupEventUpdateBucketWithdraw
+			err := c.contractAbi.Unpack(&updateBucketWithdraw, "UpdateBucketWithdraw", vLog.Data)
+			if err != nil {
+				return nil, nil, tracerr.Wrap(err)
+			}
+			updateBucketWithdraw.NumBucket = uint8(new(big.Int).SetBytes(vLog.Topics[1][:]).Int64())
+			updateBucketWithdraw.BlockStamp = new(big.Int).SetBytes(vLog.Topics[2][:])
+			rollupEvents.UpdateBucketWithdraw = append(rollupEvents.UpdateBucketWithdraw, updateBucketWithdraw)
+
+		case logHermezUpdateWithdrawalDelay:
+			var withdrawalDelay RollupEventUpdateWithdrawalDelay
+			err := c.contractAbi.Unpack(&withdrawalDelay, "UpdateWithdrawalDelay", vLog.Data)
+			if err != nil {
+				return nil, nil, tracerr.Wrap(err)
+			}
+			rollupEvents.UpdateWithdrawalDelay = append(rollupEvents.UpdateWithdrawalDelay, withdrawalDelay)
+		case logHermezUpdateBucketsParameters:
+			var bucketsParameters RollupEventUpdateBucketsParameters
+			err := c.contractAbi.Unpack(&bucketsParameters, "UpdateBucketsParameters", vLog.Data)
+			if err != nil {
+				return nil, nil, tracerr.Wrap(err)
+			}
+			rollupEvents.UpdateBucketsParameters = append(rollupEvents.UpdateBucketsParameters, bucketsParameters)
+		case logHermezUpdateTokenExchange:
+			var tokensExchange RollupEventUpdateTokenExchange
+			err := c.contractAbi.Unpack(&tokensExchange, "UpdateTokenExchange", vLog.Data)
+			if err != nil {
+				return nil, nil, tracerr.Wrap(err)
+			}
+			rollupEvents.UpdateTokenExchange = append(rollupEvents.UpdateTokenExchange, tokensExchange)
+		case logHermezSafeMode:
+			var safeMode RollupEventSafeMode
+			rollupEvents.SafeMode = append(rollupEvents.SafeMode, safeMode)
 		}
 	}
 	return &rollupEvents, blockHash, nil
@@ -600,7 +766,7 @@ func (c *RollupClient) RollupEventsByBlock(blockNum int64) (*RollupEvents, *ethC
 
 // RollupForgeBatchArgs returns the arguments used in a ForgeBatch call in the
 // Rollup Smart Contract in the given transaction, and the sender address.
-func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash) (*RollupForgeBatchArgs, *ethCommon.Address, error) {
+func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, numL1TxUser uint16) (*RollupForgeBatchArgs, *ethCommon.Address, error) {
 	tx, _, err := c.client.client.TransactionByHash(context.Background(), ethTxHash)
 	if err != nil {
 		return nil, nil, tracerr.Wrap(err)
@@ -637,8 +803,40 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash) (*RollupFo
 		L2TxsData:             []common.L2Tx{},
 		FeeIdxCoordinator:     []common.Idx{},
 	}
-	numTxsL1 := len(aux.EncodedL1CoordinatorTx) / common.L1CoordinatorTxBytesLen
-	for i := 0; i < numTxsL1; i++ {
+	rollupConsts, err := c.RollupConstants()
+	if err != nil {
+		return nil, nil, tracerr.Wrap(err)
+	}
+	nLevels := rollupConsts.Verifiers[rollupForgeBatchArgs.VerifierIdx].NLevels
+	lenL1L2TxsBytes := int((nLevels/8)*2 + 2 + 1)
+	numBytesL1TxUser := int(numL1TxUser) * lenL1L2TxsBytes
+	numTxsL1Coord := len(aux.EncodedL1CoordinatorTx) / common.L1CoordinatorTxBytesLen
+	numBytesL1TxCoord := numTxsL1Coord * lenL1L2TxsBytes
+	numBeginL2Tx := numBytesL1TxCoord + numBytesL1TxUser
+	l1UserTxsData := []byte{}
+	if numL1TxUser > 0 {
+		l1UserTxsData = aux.L1L2TxsData[:numBytesL1TxUser]
+	}
+	for i := 0; i < int(numL1TxUser); i++ {
+		l1Tx, err := common.L1TxFromDataAvailability(l1UserTxsData[i*lenL1L2TxsBytes:(i+1)*lenL1L2TxsBytes], uint32(nLevels))
+		if err != nil {
+			return nil, nil, tracerr.Wrap(err)
+		}
+		rollupForgeBatchArgs.L1UserTxs = append(rollupForgeBatchArgs.L1UserTxs, *l1Tx)
+	}
+	l2TxsData := []byte{}
+	if numBeginL2Tx < len(aux.L1L2TxsData) {
+		l2TxsData = aux.L1L2TxsData[numBeginL2Tx:]
+	}
+	numTxsL2 := len(l2TxsData) / lenL1L2TxsBytes
+	for i := 0; i < numTxsL2; i++ {
+		l2Tx, err := common.L2TxFromBytesDataAvailability(l2TxsData[i*lenL1L2TxsBytes:(i+1)*lenL1L2TxsBytes], int(nLevels))
+		if err != nil {
+			return nil, nil, tracerr.Wrap(err)
+		}
+		rollupForgeBatchArgs.L2TxsData = append(rollupForgeBatchArgs.L2TxsData, *l2Tx)
+	}
+	for i := 0; i < numTxsL1Coord; i++ {
 		bytesL1Coordinator := aux.EncodedL1CoordinatorTx[i*common.L1CoordinatorTxBytesLen : (i+1)*common.L1CoordinatorTxBytesLen]
 		var signature []byte
 		v := bytesL1Coordinator[0]
@@ -654,20 +852,6 @@ func (c *RollupClient) RollupForgeBatchArgs(ethTxHash ethCommon.Hash) (*RollupFo
 		rollupForgeBatchArgs.L1CoordinatorTxs = append(rollupForgeBatchArgs.L1CoordinatorTxs, *l1Tx)
 		rollupForgeBatchArgs.L1CoordinatorTxsAuths = append(rollupForgeBatchArgs.L1CoordinatorTxsAuths, signature)
 	}
-	rollupConsts, err := c.RollupConstants()
-	if err != nil {
-		return nil, nil, tracerr.Wrap(err)
-	}
-	nLevels := rollupConsts.Verifiers[rollupForgeBatchArgs.VerifierIdx].NLevels
-	lenL2TxsBytes := int((nLevels/8)*2 + 2 + 1)
-	numTxsL2 := len(aux.L2TxsData) / lenL2TxsBytes
-	for i := 0; i < numTxsL2; i++ {
-		l2Tx, err := common.L2TxFromBytes(aux.L2TxsData[i*lenL2TxsBytes:(i+1)*lenL2TxsBytes], int(nLevels))
-		if err != nil {
-			return nil, nil, tracerr.Wrap(err)
-		}
-		rollupForgeBatchArgs.L2TxsData = append(rollupForgeBatchArgs.L2TxsData, *l2Tx)
-	}
 	lenFeeIdxCoordinatorBytes := int(nLevels / 8) //nolint:gomnd
 	numFeeIdxCoordinator := len(aux.FeeIdxCoordinator) / lenFeeIdxCoordinatorBytes
 	for i := 0; i < numFeeIdxCoordinator; i++ {
diff --git a/eth/rollup_test.go b/eth/rollup_test.go
index 967d2ac..e1602a4 100644
--- a/eth/rollup_test.go
+++ b/eth/rollup_test.go
@@ -29,6 +29,9 @@ var nLevels = int64(32)
 var tokenIDERC777 uint32
 var tokenHEZID uint32
 
+var L1UserTxs []common.L1Tx
+var blockStampBucket int64
+
 type keys struct {
 	BJJSecretKey *babyjub.PrivateKey
 	BJJPublicKey *babyjub.PublicKey
@@ -60,8 +63,7 @@ func TestRollupConstants(t *testing.T) {
 	assert.Equal(t, tokenHEZAddressConst, rollupConstants.TokenHEZ)
 	assert.Equal(t, maxTx, rollupConstants.Verifiers[0].MaxTx)
 	assert.Equal(t, nLevels, rollupConstants.Verifiers[0].NLevels)
-	assert.Equal(t, governanceAddressConst, rollupConstants.HermezGovernanceDAOAddress)
-	assert.Equal(t, safetyAddressConst, rollupConstants.SafetyAddress)
+	assert.Equal(t, governanceAddressConst, rollupConstants.HermezGovernanceAddress)
 	assert.Equal(t, wdelayerAddressConst, rollupConstants.WithdrawDelayerContract)
 }
 
@@ -115,7 +117,7 @@ func TestRollupForgeBatch(t *testing.T) {
 	blocksToAdd := blockNum - currentBlockNum
 	addBlocks(blocksToAdd, ethClientDialURL)
 
-	// Forge
+	// Forge Batch 1
 	args := new(RollupForgeBatchArgs)
 	args.FeeIdxCoordinator = []common.Idx{} // When encoded, 64 times the 0 idx means that no idx to collect fees is specified.
 	l1CoordinatorBytes, err := hex.DecodeString("1c660323607bb113e586183609964a333d07ebe4bef3be82ec13af453bae9590bd7711cdb6abf42f176eadfbe5506fbef5e092e5543733f91b0061d9a7747fa10694a915a6470fa230de387b51e6f4db0b09787867778687b55197ad6d6a86eac000000001")
@@ -135,6 +137,7 @@ func TestRollupForgeBatch(t *testing.T) {
 		args.L1CoordinatorTxs = append(args.L1CoordinatorTxs, *l1Tx)
 		args.L1CoordinatorTxsAuths = append(args.L1CoordinatorTxsAuths, signature)
 	}
+	args.L1UserTxs = []common.L1Tx{}
 	args.L2TxsData = []common.L2Tx{}
 	newStateRoot := new(big.Int)
 	newStateRoot.SetString("18317824016047294649053625209337295956588174734569560016974612130063629505228", 10)
@@ -142,7 +145,7 @@ func TestRollupForgeBatch(t *testing.T) {
 	bytesNumExitRoot, err := hex.DecodeString("10a89d5fe8d488eda1ba371d633515739933c706c210c604f5bd209180daa43b")
 	require.Nil(t, err)
 	newExitRoot.SetBytes(bytesNumExitRoot)
-	args.NewLastIdx = int64(256)
+	args.NewLastIdx = int64(300)
 	args.NewStRoot = newStateRoot
 	args.NewExitRoot = newExitRoot
 	args.L1Batch = true
@@ -166,11 +169,12 @@ func TestRollupForgeBatch(t *testing.T) {
 	require.Nil(t, err)
 
 	assert.Equal(t, int64(1), rollupEvents.ForgeBatch[0].BatchNum)
+	assert.Equal(t, uint16(len(L1UserTxs)), rollupEvents.ForgeBatch[0].L1UserTxsLen)
 	ethHashForge = rollupEvents.ForgeBatch[0].EthTxHash
 }
 
 func TestRollupForgeBatchArgs(t *testing.T) {
-	args, sender, err := rollupClient.RollupForgeBatchArgs(ethHashForge)
+	args, sender, err := rollupClient.RollupForgeBatchArgs(ethHashForge, uint16(len(L1UserTxs)))
 	require.Nil(t, err)
 	assert.Equal(t, *sender, rollupClient.client.account.Address)
 	assert.Equal(t, argsForge.FeeIdxCoordinator, args.FeeIdxCoordinator)
@@ -209,6 +213,59 @@ func TestRollupUpdateFeeAddToken(t *testing.T) {
 	assert.Equal(t, newFeeAddToken, rollupEvents.UpdateFeeAddToken[0].NewFeeAddToken)
 }
 
+func TestRollupUpdateBucketsParameters(t *testing.T) {
+	var bucketsParameters [common.RollupConstNumBuckets][4]*big.Int
+	for i := range bucketsParameters {
+		bucketsParameters[i][0] = big.NewInt(int64((i + 1) * 100)) // ceilUSD
+		bucketsParameters[i][1] = big.NewInt(int64(i + 1))         // withdrawals
+		bucketsParameters[i][2] = big.NewInt(int64(i+1) * 100)     // blockWithdrawalRate
+		bucketsParameters[i][3] = big.NewInt(int64(100000000000))  // maxWithdrawals
+	}
+	_, err := rollupClient.RollupUpdateBucketsParameters(bucketsParameters)
+	require.Nil(t, err)
+	currentBlockNum, err := rollupClient.client.EthLastBlock()
+	require.Nil(t, err)
+	blockStampBucket = currentBlockNum
+	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
+	require.Nil(t, err)
+	for i := range bucketsParameters {
+		assert.Equal(t, bucketsParameters[i][0].String(), rollupEvents.UpdateBucketsParameters[0].ArrayBuckets[i][0].String())
+		assert.Equal(t, bucketsParameters[i][1].String(), rollupEvents.UpdateBucketsParameters[0].ArrayBuckets[i][1].String())
+		assert.Equal(t, bucketsParameters[i][2].String(), rollupEvents.UpdateBucketsParameters[0].ArrayBuckets[i][2].String())
+		assert.Equal(t, bucketsParameters[i][3].String(), rollupEvents.UpdateBucketsParameters[0].ArrayBuckets[i][3].String())
+	}
+
+}
+
+func TestRollupUpdateWithdrawalDelay(t *testing.T) {
+	newWithdrawalDelay := uint64(100000)
+	_, err := rollupClient.RollupUpdateWithdrawalDelay(newWithdrawalDelay)
+	require.Nil(t, err)
+	currentBlockNum, err := rollupClient.client.EthLastBlock()
+	require.Nil(t, err)
+	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
+	require.Nil(t, err)
+	assert.Equal(t, newWithdrawalDelay, rollupEvents.UpdateWithdrawalDelay[0].NewWithdrawalDelay)
+}
+
+func TestRollupUpdateTokenExchange(t *testing.T) {
+	var addressArray []ethCommon.Address
+	var valueArray []uint64
+	addressToken1, err := rollupClient.hermez.TokenList(nil, big.NewInt(1))
+	addressArray = append(addressArray, addressToken1)
+	tokenPrice := 10
+	valueArray = append(valueArray, uint64(tokenPrice*1e14))
+	require.Nil(t, err)
+	_, err = rollupClient.RollupUpdateTokenExchange(addressArray, valueArray)
+	require.Nil(t, err)
+	currentBlockNum, err := rollupClient.client.EthLastBlock()
+	require.Nil(t, err)
+	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
+	require.Nil(t, err)
+	assert.Equal(t, addressArray, rollupEvents.UpdateTokenExchange[0].AddressArray)
+	assert.Equal(t, valueArray, rollupEvents.UpdateTokenExchange[0].ValueArray)
+}
+
 func TestRollupL1UserTxETHCreateAccountDeposit(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
@@ -216,14 +273,16 @@ func TestRollupL1UserTxETHCreateAccountDeposit(t *testing.T) {
 	fromIdxInt64 := int64(0)
 	toIdxInt64 := int64(0)
 	tokenIDUint32 := uint32(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
 	l1Tx := common.L1Tx{
 		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDUint32),
 		Amount:     big.NewInt(0),
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.Nil(t, err)
@@ -246,14 +305,16 @@ func TestRollupL1UserTxERC20CreateAccountDeposit(t *testing.T) {
 	key := genKeysBjj(1)
 	fromIdxInt64 := int64(0)
 	toIdxInt64 := int64(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
 	l1Tx := common.L1Tx{
 		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenHEZID),
 		Amount:     big.NewInt(0),
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.Nil(t, err)
@@ -276,14 +337,16 @@ func TestRollupL1UserTxERC20PermitCreateAccountDeposit(t *testing.T) {
 	key := genKeysBjj(3)
 	fromIdxInt64 := int64(0)
 	toIdxInt64 := int64(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
 	l1Tx := common.L1Tx{
 		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDERC777),
 		Amount:     big.NewInt(0),
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.Nil(t, err)
@@ -303,18 +366,19 @@ func TestRollupL1UserTxERC20PermitCreateAccountDeposit(t *testing.T) {
 func TestRollupL1UserTxETHDeposit(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(2)
-	fromIdxInt64 := int64(0)
+	fromIdxInt64 := int64(256)
 	toIdxInt64 := int64(0)
 	tokenIDUint32 := uint32(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
+		FromBJJ:    nil,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDUint32),
 		Amount:     big.NewInt(0),
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.Nil(t, err)
@@ -323,7 +387,6 @@ func TestRollupL1UserTxETHDeposit(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -334,17 +397,18 @@ func TestRollupL1UserTxETHDeposit(t *testing.T) {
 func TestRollupL1UserTxERC20Deposit(t *testing.T) {
 	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(1)
-	fromIdxInt64 := int64(0)
+	fromIdxInt64 := int64(257)
 	toIdxInt64 := int64(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
+		FromBJJ:    nil,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenHEZID),
 		Amount:     big.NewInt(0),
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.Nil(t, err)
@@ -353,7 +417,6 @@ func TestRollupL1UserTxERC20Deposit(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -364,17 +427,17 @@ func TestRollupL1UserTxERC20Deposit(t *testing.T) {
 func TestRollupL1UserTxERC20PermitDeposit(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(3)
-	fromIdxInt64 := int64(0)
+	fromIdxInt64 := int64(258)
 	toIdxInt64 := int64(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDERC777),
 		Amount:     big.NewInt(0),
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.Nil(t, err)
@@ -383,7 +446,6 @@ func TestRollupL1UserTxERC20PermitDeposit(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -394,18 +456,19 @@ func TestRollupL1UserTxERC20PermitDeposit(t *testing.T) {
 func TestRollupL1UserTxETHDepositTransfer(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(2)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(256)
+	toIdxInt64 := int64(257)
 	tokenIDUint32 := uint32(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
+	amount, _ := new(big.Int).SetString("100000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDUint32),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.Nil(t, err)
@@ -414,7 +477,6 @@ func TestRollupL1UserTxETHDepositTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -425,17 +487,18 @@ func TestRollupL1UserTxETHDepositTransfer(t *testing.T) {
 func TestRollupL1UserTxERC20DepositTransfer(t *testing.T) {
 	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(1)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(257)
+	toIdxInt64 := int64(258)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
+	amount, _ := new(big.Int).SetString("100000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenHEZID),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.Nil(t, err)
@@ -444,7 +507,6 @@ func TestRollupL1UserTxERC20DepositTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -455,17 +517,18 @@ func TestRollupL1UserTxERC20DepositTransfer(t *testing.T) {
 func TestRollupL1UserTxERC20PermitDepositTransfer(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(3)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(258)
+	toIdxInt64 := int64(259)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
+	amount, _ := new(big.Int).SetString("100000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDERC777),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.Nil(t, err)
@@ -474,7 +537,6 @@ func TestRollupL1UserTxERC20PermitDepositTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -485,18 +547,19 @@ func TestRollupL1UserTxERC20PermitDepositTransfer(t *testing.T) {
 func TestRollupL1UserTxETHCreateAccountDepositTransfer(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(2)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(256)
+	toIdxInt64 := int64(257)
 	tokenIDUint32 := uint32(0)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
+	amount, _ := new(big.Int).SetString("20000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDUint32),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.Nil(t, err)
@@ -505,7 +568,6 @@ func TestRollupL1UserTxETHCreateAccountDepositTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -516,17 +578,18 @@ func TestRollupL1UserTxETHCreateAccountDepositTransfer(t *testing.T) {
 func TestRollupL1UserTxERC20CreateAccountDepositTransfer(t *testing.T) {
 	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(1)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(257)
+	toIdxInt64 := int64(258)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
+	amount, _ := new(big.Int).SetString("30000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenHEZID),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.Nil(t, err)
@@ -535,7 +598,6 @@ func TestRollupL1UserTxERC20CreateAccountDepositTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -546,17 +608,18 @@ func TestRollupL1UserTxERC20CreateAccountDepositTransfer(t *testing.T) {
 func TestRollupL1UserTxERC20PermitCreateAccountDepositTransfer(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(3)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(258)
+	toIdxInt64 := int64(259)
+	loadAmount, _ := new(big.Int).SetString("1000000000000000000000", 10)
+	amount, _ := new(big.Int).SetString("40000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: loadAmount,
 		TokenID:    common.TokenID(tokenIDERC777),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.Nil(t, err)
@@ -565,7 +628,6 @@ func TestRollupL1UserTxERC20PermitCreateAccountDepositTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -576,18 +638,18 @@ func TestRollupL1UserTxERC20PermitCreateAccountDepositTransfer(t *testing.T) {
 func TestRollupL1UserTxETHForceTransfer(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(2)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(256)
+	toIdxInt64 := int64(257)
 	tokenIDUint32 := uint32(0)
+	amount, _ := new(big.Int).SetString("20000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: big.NewInt(0),
 		TokenID:    common.TokenID(tokenIDUint32),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.Nil(t, err)
@@ -596,7 +658,6 @@ func TestRollupL1UserTxETHForceTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -607,17 +668,17 @@ func TestRollupL1UserTxETHForceTransfer(t *testing.T) {
 func TestRollupL1UserTxERC20ForceTransfer(t *testing.T) {
 	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(1)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(257)
+	toIdxInt64 := int64(258)
+	amount, _ := new(big.Int).SetString("10000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: big.NewInt(0),
 		TokenID:    common.TokenID(tokenHEZID),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.Nil(t, err)
@@ -626,7 +687,6 @@ func TestRollupL1UserTxERC20ForceTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -637,17 +697,17 @@ func TestRollupL1UserTxERC20ForceTransfer(t *testing.T) {
 func TestRollupL1UserTxERC20PermitForceTransfer(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(3)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(259)
+	toIdxInt64 := int64(260)
+	amount, _ := new(big.Int).SetString("30000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: big.NewInt(0),
 		TokenID:    common.TokenID(tokenIDERC777),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.Nil(t, err)
@@ -656,7 +716,6 @@ func TestRollupL1UserTxERC20PermitForceTransfer(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -667,18 +726,18 @@ func TestRollupL1UserTxERC20PermitForceTransfer(t *testing.T) {
 func TestRollupL1UserTxETHForceExit(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(2)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(256)
+	toIdxInt64 := int64(1)
 	tokenIDUint32 := uint32(0)
+	amount, _ := new(big.Int).SetString("10000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: big.NewInt(0),
 		TokenID:    common.TokenID(tokenIDUint32),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDUint32, toIdxInt64)
 	require.Nil(t, err)
@@ -687,7 +746,6 @@ func TestRollupL1UserTxETHForceExit(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -698,17 +756,17 @@ func TestRollupL1UserTxETHForceExit(t *testing.T) {
 func TestRollupL1UserTxERC20ForceExit(t *testing.T) {
 	rollupClientAux2, err := NewRollupClient(ethereumClientAux2, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(1)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(257)
+	toIdxInt64 := int64(1)
+	amount, _ := new(big.Int).SetString("20000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: big.NewInt(0),
 		TokenID:    common.TokenID(tokenHEZID),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux2.RollupL1UserTxERC20ETH(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenHEZID, toIdxInt64)
 	require.Nil(t, err)
@@ -717,7 +775,6 @@ func TestRollupL1UserTxERC20ForceExit(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -728,19 +785,19 @@ func TestRollupL1UserTxERC20ForceExit(t *testing.T) {
 func TestRollupL1UserTxERC20PermitForceExit(t *testing.T) {
 	rollupClientAux, err := NewRollupClient(ethereumClientAux, hermezRollupAddressConst, tokenHEZ)
 	require.Nil(t, err)
-	key := genKeysBjj(3)
-	fromIdxInt64 := int64(0)
-	toIdxInt64 := int64(0)
+	fromIdxInt64 := int64(258)
+	toIdxInt64 := int64(1)
 	fromIdx := new(common.Idx)
 	*fromIdx = 0
+	amount, _ := new(big.Int).SetString("30000000000000000000", 10)
 	l1Tx := common.L1Tx{
-		FromBJJ:    key.BJJPublicKey,
 		FromIdx:    common.Idx(fromIdxInt64),
 		ToIdx:      common.Idx(toIdxInt64),
-		LoadAmount: big.NewInt(10),
+		LoadAmount: big.NewInt(0),
 		TokenID:    common.TokenID(tokenIDERC777),
-		Amount:     big.NewInt(0),
+		Amount:     amount,
 	}
+	L1UserTxs = append(L1UserTxs, l1Tx)
 
 	_, err = rollupClientAux.RollupL1UserTxERC20Permit(l1Tx.FromBJJ, fromIdxInt64, l1Tx.LoadAmount, l1Tx.Amount, tokenIDERC777, toIdxInt64, deadline)
 	require.Nil(t, err)
@@ -749,7 +806,6 @@ func TestRollupL1UserTxERC20PermitForceExit(t *testing.T) {
 	require.Nil(t, err)
 	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, l1Tx.FromBJJ, rollupEvents.L1UserTx[0].L1UserTx.FromBJJ)
 	assert.Equal(t, l1Tx.ToIdx, rollupEvents.L1UserTx[0].L1UserTx.ToIdx)
 	assert.Equal(t, l1Tx.LoadAmount, rollupEvents.L1UserTx[0].L1UserTx.LoadAmount)
 	assert.Equal(t, l1Tx.TokenID, rollupEvents.L1UserTx[0].L1UserTx.TokenID)
@@ -758,27 +814,46 @@ func TestRollupL1UserTxERC20PermitForceExit(t *testing.T) {
 }
 
 func TestRollupForgeBatch2(t *testing.T) {
-	// Forge
+	// Forge Batch 2
+	_, err := rollupClient.RollupForgeBatch(argsForge)
+	require.Nil(t, err)
+	currentBlockNum, err := rollupClient.client.EthLastBlock()
+	require.Nil(t, err)
+	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
+	require.Nil(t, err)
+
+	assert.Equal(t, int64(2), rollupEvents.ForgeBatch[0].BatchNum)
+
+	// Forge Batch 3
 	args := new(RollupForgeBatchArgs)
-	feeIdxCoordinatorBytes, err := hex.DecodeString("00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")
-	require.Nil(t, err)
-	lenFeeIdxCoordinatorBytes := int(4)
-	numFeeIdxCoordinator := len(feeIdxCoordinatorBytes) / lenFeeIdxCoordinatorBytes
-	for i := 0; i < numFeeIdxCoordinator; i++ {
-		var paddedFeeIdx [6]byte
-		if lenFeeIdxCoordinatorBytes < common.IdxBytesLen {
-			copy(paddedFeeIdx[6-lenFeeIdxCoordinatorBytes:], feeIdxCoordinatorBytes[i*lenFeeIdxCoordinatorBytes:(i+1)*lenFeeIdxCoordinatorBytes])
-		} else {
-			copy(paddedFeeIdx[:], feeIdxCoordinatorBytes[i*lenFeeIdxCoordinatorBytes:(i+1)*lenFeeIdxCoordinatorBytes])
-		}
-		FeeIdxCoordinator, err := common.IdxFromBytes(paddedFeeIdx[:])
+	args.FeeIdxCoordinator = []common.Idx{} // When encoded, 64 times the 0 idx means that no idx to collect fees is specified.
+	args.L1CoordinatorTxs = argsForge.L1CoordinatorTxs
+	args.L1CoordinatorTxsAuths = argsForge.L1CoordinatorTxsAuths
+	for i := 0; i < len(L1UserTxs); i++ {
+		l1UserTx := L1UserTxs[i]
+		l1UserTx.EffectiveAmount = l1UserTx.Amount
+		l1Bytes, err := l1UserTx.BytesDataAvailability(uint32(nLevels))
+		require.Nil(t, err)
+		l1UserTxDataAvailability, err := common.L1TxFromDataAvailability(l1Bytes, uint32(nLevels))
 		require.Nil(t, err)
-		args.FeeIdxCoordinator = append(args.FeeIdxCoordinator, FeeIdxCoordinator)
+		args.L1UserTxs = append(args.L1UserTxs, *l1UserTxDataAvailability)
 	}
 	newStateRoot := new(big.Int)
-	newStateRoot.SetString("0", 10)
+	newStateRoot.SetString("18317824016047294649053625209337295956588174734569560016974612130063629505228", 10)
 	newExitRoot := new(big.Int)
-	newExitRoot.SetString("4694629460381124336935185586347620040847956843554725549791403956105308092690", 10)
+	newExitRoot.SetString("1114281409737474688393837964161044726766678436313681099613347372031079422302", 10)
+	amount := new(big.Int)
+	amount.SetString("79000000", 10)
+	l2Tx := common.L2Tx{
+		ToIdx:   256,
+		Amount:  amount,
+		FromIdx: 257,
+		Fee:     201,
+	}
+	l2Txs := []common.L2Tx{}
+	l2Txs = append(l2Txs, l2Tx)
+	l2Txs = append(l2Txs, l2Tx)
+	args.L2TxsData = l2Txs
 	args.NewLastIdx = int64(1000)
 	args.NewStRoot = newStateRoot
 	args.NewExitRoot = newExitRoot
@@ -792,16 +867,34 @@ func TestRollupForgeBatch2(t *testing.T) {
 	args.ProofC[1] = big.NewInt(0)
 
 	argsForge = args
+
 	_, err = rollupClient.RollupForgeBatch(argsForge)
 	require.Nil(t, err)
 
-	currentBlockNum, err := rollupClient.client.EthLastBlock()
+	currentBlockNum, err = rollupClient.client.EthLastBlock()
 	require.Nil(t, err)
-	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
+	rollupEvents, _, err = rollupClient.RollupEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
 
-	assert.Equal(t, int64(2), rollupEvents.ForgeBatch[0].BatchNum)
+	assert.Equal(t, int64(3), rollupEvents.ForgeBatch[0].BatchNum)
+	assert.Equal(t, uint16(len(L1UserTxs)), rollupEvents.ForgeBatch[0].L1UserTxsLen)
 	ethHashForge = rollupEvents.ForgeBatch[0].EthTxHash
+
+}
+
+func TestRollupForgeBatchArgs2(t *testing.T) {
+	args, sender, err := rollupClient.RollupForgeBatchArgs(ethHashForge, uint16(len(L1UserTxs)))
+	require.Nil(t, err)
+	assert.Equal(t, *sender, rollupClient.client.account.Address)
+	assert.Equal(t, argsForge.FeeIdxCoordinator, args.FeeIdxCoordinator)
+	assert.Equal(t, argsForge.L1Batch, args.L1Batch)
+	assert.Equal(t, argsForge.L1UserTxs, args.L1UserTxs)
+	assert.Equal(t, argsForge.L1CoordinatorTxs, args.L1CoordinatorTxs)
+	assert.Equal(t, argsForge.L1CoordinatorTxsAuths, args.L1CoordinatorTxsAuths)
+	assert.Equal(t, argsForge.L2TxsData, args.L2TxsData)
+	assert.Equal(t, argsForge.NewLastIdx, args.NewLastIdx)
+	assert.Equal(t, argsForge.NewStRoot, args.NewStRoot)
+	assert.Equal(t, argsForge.VerifierIdx, args.VerifierIdx)
 }
 
 func TestRollupWithdrawMerkleProof(t *testing.T) {
@@ -813,17 +906,15 @@ func TestRollupWithdrawMerkleProof(t *testing.T) {
 	require.Nil(t, err)
 	pkCompLE := common.SwapEndianness(pkCompBE)
 	copy(pkComp[:], pkCompLE)
-	// err = pkComp.UnmarshalText([]byte(hex.EncodeToString(pkCompL)))
-	// require.Nil(t, err)
 
 	pk, err := pkComp.Decompress()
 	require.Nil(t, err)
 
 	require.Nil(t, err)
-	tokenID := uint32(1)
-	numExitRoot := int64(2)
+	tokenID := uint32(tokenHEZID)
+	numExitRoot := int64(3)
 	fromIdx := int64(256)
-	amount := big.NewInt(10)
+	amount, _ := new(big.Int).SetString("20000000000000000000", 10)
 	// siblingBytes0, err := new(big.Int).SetString("19508838618377323910556678335932426220272947530531646682154552299216398748115", 10)
 	// require.Nil(t, err)
 	// siblingBytes1, err := new(big.Int).SetString("15198806719713909654457742294233381653226080862567104272457668857208564789571", 10)
@@ -844,4 +935,25 @@ func TestRollupWithdrawMerkleProof(t *testing.T) {
 	assert.Equal(t, uint64(fromIdx), rollupEvents.Withdraw[0].Idx)
 	assert.Equal(t, instantWithdraw, rollupEvents.Withdraw[0].InstantWithdraw)
 	assert.Equal(t, uint64(numExitRoot), rollupEvents.Withdraw[0].NumExitRoot)
+	// tokenAmount = 20
+	// amountUSD = tokenAmount * tokenPrice = 20 * 10 = 200
+	// Bucket[0].ceilUSD = 100, Bucket[1].ceilUSD = 200, ...
+	// Bucket 1
+	// Bucket[0].withdrawals = 1, Bucket[1].withdrawals = 2, ...
+	// Bucket[1].withdrawals - 1 = 1
+	assert.Equal(t, uint8(1), rollupEvents.UpdateBucketWithdraw[0].NumBucket)
+	assert.Equal(t, big.NewInt(blockStampBucket), rollupEvents.UpdateBucketWithdraw[0].BlockStamp)
+	assert.Equal(t, big.NewInt(1), rollupEvents.UpdateBucketWithdraw[0].Withdrawals)
+}
+
+func TestRollupSafeMode(t *testing.T) {
+	_, err := rollupClient.RollupSafeMode()
+	require.Nil(t, err)
+
+	currentBlockNum, err := rollupClient.client.EthLastBlock()
+	require.Nil(t, err)
+	rollupEvents, _, err := rollupClient.RollupEventsByBlock(currentBlockNum)
+	require.Nil(t, err)
+	auxEvent := new(RollupEventSafeMode)
+	assert.Equal(t, auxEvent, &rollupEvents.SafeMode[0])
 }
diff --git a/eth/wdelayer.go b/eth/wdelayer.go
index b599c6e..78c812a 100644
--- a/eth/wdelayer.go
+++ b/eth/wdelayer.go
@@ -58,44 +58,37 @@ type WDelayerEventEscapeHatchWithdrawal struct {
 	Amount *big.Int
 }
 
-// WDelayerEventNewHermezKeeperAddress an event of the WithdrawalDelayer Smart Contract
-type WDelayerEventNewHermezKeeperAddress struct {
-	NewHermezKeeperAddress ethCommon.Address
+// WDelayerEventNewEmergencyCouncil an event of the WithdrawalDelayer Smart Contract
+type WDelayerEventNewEmergencyCouncil struct {
+	NewEmergencyCouncil ethCommon.Address
 }
 
-// WDelayerEventNewWhiteHackGroupAddress an event of the WithdrawalDelayer Smart Contract
-type WDelayerEventNewWhiteHackGroupAddress struct {
-	NewWhiteHackGroupAddress ethCommon.Address
-}
-
-// WDelayerEventNewHermezGovernanceDAOAddress an event of the WithdrawalDelayer Smart Contract
-type WDelayerEventNewHermezGovernanceDAOAddress struct {
-	NewHermezGovernanceDAOAddress ethCommon.Address
+// WDelayerEventNewHermezGovernanceAddress an event of the WithdrawalDelayer Smart Contract
+type WDelayerEventNewHermezGovernanceAddress struct {
+	NewHermezGovernanceAddress ethCommon.Address
 }
 
 // WDelayerEvents is the lis of events in a block of the WithdrawalDelayer Smart Contract
 type WDelayerEvents struct {
-	Deposit                       []WDelayerEventDeposit
-	Withdraw                      []WDelayerEventWithdraw
-	EmergencyModeEnabled          []WDelayerEventEmergencyModeEnabled
-	NewWithdrawalDelay            []WDelayerEventNewWithdrawalDelay
-	EscapeHatchWithdrawal         []WDelayerEventEscapeHatchWithdrawal
-	NewHermezKeeperAddress        []WDelayerEventNewHermezKeeperAddress
-	NewWhiteHackGroupAddress      []WDelayerEventNewWhiteHackGroupAddress
-	NewHermezGovernanceDAOAddress []WDelayerEventNewHermezGovernanceDAOAddress
+	Deposit                    []WDelayerEventDeposit
+	Withdraw                   []WDelayerEventWithdraw
+	EmergencyModeEnabled       []WDelayerEventEmergencyModeEnabled
+	NewWithdrawalDelay         []WDelayerEventNewWithdrawalDelay
+	EscapeHatchWithdrawal      []WDelayerEventEscapeHatchWithdrawal
+	NewEmergencyCouncil        []WDelayerEventNewEmergencyCouncil
+	NewHermezGovernanceAddress []WDelayerEventNewHermezGovernanceAddress
 }
 
 // NewWDelayerEvents creates an empty WDelayerEvents with the slices initialized.
 func NewWDelayerEvents() WDelayerEvents {
 	return WDelayerEvents{
-		Deposit:                       make([]WDelayerEventDeposit, 0),
-		Withdraw:                      make([]WDelayerEventWithdraw, 0),
-		EmergencyModeEnabled:          make([]WDelayerEventEmergencyModeEnabled, 0),
-		NewWithdrawalDelay:            make([]WDelayerEventNewWithdrawalDelay, 0),
-		EscapeHatchWithdrawal:         make([]WDelayerEventEscapeHatchWithdrawal, 0),
-		NewHermezKeeperAddress:        make([]WDelayerEventNewHermezKeeperAddress, 0),
-		NewWhiteHackGroupAddress:      make([]WDelayerEventNewWhiteHackGroupAddress, 0),
-		NewHermezGovernanceDAOAddress: make([]WDelayerEventNewHermezGovernanceDAOAddress, 0),
+		Deposit:                    make([]WDelayerEventDeposit, 0),
+		Withdraw:                   make([]WDelayerEventWithdraw, 0),
+		EmergencyModeEnabled:       make([]WDelayerEventEmergencyModeEnabled, 0),
+		NewWithdrawalDelay:         make([]WDelayerEventNewWithdrawalDelay, 0),
+		EscapeHatchWithdrawal:      make([]WDelayerEventEscapeHatchWithdrawal, 0),
+		NewEmergencyCouncil:        make([]WDelayerEventNewEmergencyCouncil, 0),
+		NewHermezGovernanceAddress: make([]WDelayerEventNewHermezGovernanceAddress, 0),
 	}
 }
 
@@ -105,12 +98,12 @@ type WDelayerInterface interface {
 	// Smart Contract Methods
 	//
 
-	WDelayerGetHermezGovernanceDAOAddress() (*ethCommon.Address, error)
-	WDelayerSetHermezGovernanceDAOAddress(newAddress ethCommon.Address) (*types.Transaction, error)
-	WDelayerGetHermezKeeperAddress() (*ethCommon.Address, error)
-	WDelayerSetHermezKeeperAddress(newAddress ethCommon.Address) (*types.Transaction, error)
-	WDelayerGetWhiteHackGroupAddress() (*ethCommon.Address, error)
-	WDelayerSetWhiteHackGroupAddress(newAddress ethCommon.Address) (*types.Transaction, error)
+	WDelayerGetHermezGovernanceAddress() (*ethCommon.Address, error)
+	WDelayerTransferGovernance(newAddress ethCommon.Address) (*types.Transaction, error)
+	WDelayerClaimGovernance() (*types.Transaction, error)
+	WDelayerGetEmergencyCouncil() (*ethCommon.Address, error)
+	WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (*types.Transaction, error)
+	WDelayerClaimEmergencyCouncil() (*types.Transaction, error)
 	WDelayerIsEmergencyMode() (bool, error)
 	WDelayerGetWithdrawalDelay() (*big.Int, error)
 	WDelayerGetEmergencyModeStartingTime() (*big.Int, error)
@@ -155,77 +148,78 @@ func NewWDelayerClient(client *EthereumClient, address ethCommon.Address) (*WDel
 	}, nil
 }
 
-// WDelayerGetHermezGovernanceDAOAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerGetHermezGovernanceDAOAddress() (hermezGovernanceDAOAddress *ethCommon.Address, err error) {
-	var _hermezGovernanceDAOAddress ethCommon.Address
+// WDelayerGetHermezGovernanceAddress is the interface to call the smart contract function
+func (c *WDelayerClient) WDelayerGetHermezGovernanceAddress() (hermezGovernanceAddress *ethCommon.Address, err error) {
+	var _hermezGovernanceAddress ethCommon.Address
 	if err := c.client.Call(func(ec *ethclient.Client) error {
-		_hermezGovernanceDAOAddress, err = c.wdelayer.GetHermezGovernanceDAOAddress(nil)
+		_hermezGovernanceAddress, err = c.wdelayer.GetHermezGovernanceAddress(nil)
 		return tracerr.Wrap(err)
 	}); err != nil {
 		return nil, tracerr.Wrap(err)
 	}
-	return &_hermezGovernanceDAOAddress, nil
+	return &_hermezGovernanceAddress, nil
 }
 
-// WDelayerSetHermezGovernanceDAOAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerSetHermezGovernanceDAOAddress(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+// WDelayerTransferGovernance is the interface to call the smart contract function
+func (c *WDelayerClient) WDelayerTransferGovernance(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			return c.wdelayer.SetHermezGovernanceDAOAddress(auth, newAddress)
+			return c.wdelayer.TransferGovernance(auth, newAddress)
 		},
 	); err != nil {
-		return nil, tracerr.Wrap(fmt.Errorf("Failed setting hermezGovernanceDAOAddress: %w", err))
+		return nil, tracerr.Wrap(fmt.Errorf("Failed transfer hermezGovernanceAddress: %w", err))
 	}
 	return tx, nil
 }
 
-// WDelayerGetHermezKeeperAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerGetHermezKeeperAddress() (hermezKeeperAddress *ethCommon.Address, err error) {
-	var _hermezKeeperAddress ethCommon.Address
-	if err := c.client.Call(func(ec *ethclient.Client) error {
-		_hermezKeeperAddress, err = c.wdelayer.GetHermezKeeperAddress(nil)
-		return tracerr.Wrap(err)
-	}); err != nil {
-		return nil, tracerr.Wrap(err)
-	}
-	return &_hermezKeeperAddress, nil
-}
-
-// WDelayerSetHermezKeeperAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerSetHermezKeeperAddress(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+// WDelayerClaimGovernance is the interface to call the smart contract function
+func (c *WDelayerClient) WDelayerClaimGovernance() (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			return c.wdelayer.SetHermezKeeperAddress(auth, newAddress)
+			return c.wdelayer.ClaimGovernance(auth)
 		},
 	); err != nil {
-		return nil, tracerr.Wrap(fmt.Errorf("Failed setting hermezKeeperAddress: %w", err))
+		return nil, tracerr.Wrap(fmt.Errorf("Failed claim hermezGovernanceAddress: %w", err))
 	}
 	return tx, nil
 }
 
-// WDelayerGetWhiteHackGroupAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerGetWhiteHackGroupAddress() (whiteHackGroupAddress *ethCommon.Address, err error) {
-	var _whiteHackGroupAddress ethCommon.Address
+// WDelayerGetEmergencyCouncil is the interface to call the smart contract function
+func (c *WDelayerClient) WDelayerGetEmergencyCouncil() (emergencyCouncilAddress *ethCommon.Address, err error) {
+	var _emergencyCouncilAddress ethCommon.Address
 	if err := c.client.Call(func(ec *ethclient.Client) error {
-		_whiteHackGroupAddress, err = c.wdelayer.GetWhiteHackGroupAddress(nil)
+		_emergencyCouncilAddress, err = c.wdelayer.GetEmergencyCouncil(nil)
 		return tracerr.Wrap(err)
 	}); err != nil {
 		return nil, tracerr.Wrap(err)
 	}
-	return &_whiteHackGroupAddress, nil
+	return &_emergencyCouncilAddress, nil
+}
+
+// WDelayerTransferEmergencyCouncil is the interface to call the smart contract function
+func (c *WDelayerClient) WDelayerTransferEmergencyCouncil(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+	if tx, err = c.client.CallAuth(
+		0,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			return c.wdelayer.TransferEmergencyCouncil(auth, newAddress)
+		},
+	); err != nil {
+		return nil, tracerr.Wrap(fmt.Errorf("Failed transfer EmergencyCouncil: %w", err))
+	}
+	return tx, nil
 }
 
-// WDelayerSetWhiteHackGroupAddress is the interface to call the smart contract function
-func (c *WDelayerClient) WDelayerSetWhiteHackGroupAddress(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+// WDelayerClaimEmergencyCouncil is the interface to call the smart contract function
+func (c *WDelayerClient) WDelayerClaimEmergencyCouncil() (tx *types.Transaction, err error) {
 	if tx, err = c.client.CallAuth(
 		0,
 		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
-			return c.wdelayer.SetWhiteHackGroupAddress(auth, newAddress)
+			return c.wdelayer.ClaimEmergencyCouncil(auth)
 		},
 	); err != nil {
-		return nil, tracerr.Wrap(fmt.Errorf("Failed setting whiteHackGroupAddress: %w", err))
+		return nil, tracerr.Wrap(fmt.Errorf("Failed claim EmergencyCouncil: %w", err))
 	}
 	return tx, nil
 }
@@ -365,14 +359,13 @@ func (c *WDelayerClient) WDelayerConstants() (constants *common.WDelayerConstant
 }
 
 var (
-	logWDelayerDeposit                       = crypto.Keccak256Hash([]byte("Deposit(address,address,uint192,uint64)"))
-	logWDelayerWithdraw                      = crypto.Keccak256Hash([]byte("Withdraw(address,address,uint192)"))
-	logWDelayerEmergencyModeEnabled          = crypto.Keccak256Hash([]byte("EmergencyModeEnabled()"))
-	logWDelayerNewWithdrawalDelay            = crypto.Keccak256Hash([]byte("NewWithdrawalDelay(uint64)"))
-	logWDelayerEscapeHatchWithdrawal         = crypto.Keccak256Hash([]byte("EscapeHatchWithdrawal(address,address,address,uint256)"))
-	logWDelayerNewHermezKeeperAddress        = crypto.Keccak256Hash([]byte("NewHermezKeeperAddress(address)"))
-	logWDelayerNewWhiteHackGroupAddress      = crypto.Keccak256Hash([]byte("NewWhiteHackGroupAddress(address)"))
-	logWDelayerNewHermezGovernanceDAOAddress = crypto.Keccak256Hash([]byte("NewHermezGovernanceDAOAddress(address)"))
+	logWDelayerDeposit                    = crypto.Keccak256Hash([]byte("Deposit(address,address,uint192,uint64)"))
+	logWDelayerWithdraw                   = crypto.Keccak256Hash([]byte("Withdraw(address,address,uint192)"))
+	logWDelayerEmergencyModeEnabled       = crypto.Keccak256Hash([]byte("EmergencyModeEnabled()"))
+	logWDelayerNewWithdrawalDelay         = crypto.Keccak256Hash([]byte("NewWithdrawalDelay(uint64)"))
+	logWDelayerEscapeHatchWithdrawal      = crypto.Keccak256Hash([]byte("EscapeHatchWithdrawal(address,address,address,uint256)"))
+	logWDelayerNewEmergencyCouncil        = crypto.Keccak256Hash([]byte("NewEmergencyCouncil(address)"))
+	logWDelayerNewHermezGovernanceAddress = crypto.Keccak256Hash([]byte("NewHermezGovernanceAddress(address)"))
 )
 
 // WDelayerEventsByBlock returns the events in a block that happened in the
@@ -449,29 +442,21 @@ func (c *WDelayerClient) WDelayerEventsByBlock(blockNum int64) (*WDelayerEvents,
 			escapeHatchWithdrawal.Token = ethCommon.BytesToAddress(vLog.Topics[3].Bytes())
 			wdelayerEvents.EscapeHatchWithdrawal = append(wdelayerEvents.EscapeHatchWithdrawal, escapeHatchWithdrawal)
 
-		case logWDelayerNewHermezKeeperAddress:
-			var keeperAddress WDelayerEventNewHermezKeeperAddress
-			err := c.contractAbi.Unpack(&keeperAddress, "NewHermezKeeperAddress", vLog.Data)
-			if err != nil {
-				return nil, nil, tracerr.Wrap(err)
-			}
-			wdelayerEvents.NewHermezKeeperAddress = append(wdelayerEvents.NewHermezKeeperAddress, keeperAddress)
-
-		case logWDelayerNewWhiteHackGroupAddress:
-			var whiteHackGroupAddress WDelayerEventNewWhiteHackGroupAddress
-			err := c.contractAbi.Unpack(&whiteHackGroupAddress, "NewWhiteHackGroupAddress", vLog.Data)
+		case logWDelayerNewEmergencyCouncil:
+			var emergencyCouncil WDelayerEventNewEmergencyCouncil
+			err := c.contractAbi.Unpack(&emergencyCouncil, "NewEmergencyCouncil", vLog.Data)
 			if err != nil {
 				return nil, nil, tracerr.Wrap(err)
 			}
-			wdelayerEvents.NewWhiteHackGroupAddress = append(wdelayerEvents.NewWhiteHackGroupAddress, whiteHackGroupAddress)
+			wdelayerEvents.NewEmergencyCouncil = append(wdelayerEvents.NewEmergencyCouncil, emergencyCouncil)
 
-		case logWDelayerNewHermezGovernanceDAOAddress:
-			var governanceDAOAddress WDelayerEventNewHermezGovernanceDAOAddress
-			err := c.contractAbi.Unpack(&governanceDAOAddress, "NewHermezGovernanceDAOAddress", vLog.Data)
+		case logWDelayerNewHermezGovernanceAddress:
+			var governanceAddress WDelayerEventNewHermezGovernanceAddress
+			err := c.contractAbi.Unpack(&governanceAddress, "NewHermezGovernanceAddress", vLog.Data)
 			if err != nil {
 				return nil, nil, tracerr.Wrap(err)
 			}
-			wdelayerEvents.NewHermezGovernanceDAOAddress = append(wdelayerEvents.NewHermezGovernanceDAOAddress, governanceDAOAddress)
+			wdelayerEvents.NewHermezGovernanceAddress = append(wdelayerEvents.NewHermezGovernanceAddress, governanceAddress)
 		}
 	}
 	return &wdelayerEvents, blockHash, nil
diff --git a/eth/wdelayer_test.go b/eth/wdelayer_test.go
index b92381b..8b11fcf 100644
--- a/eth/wdelayer_test.go
+++ b/eth/wdelayer_test.go
@@ -12,8 +12,6 @@ import (
 var wdelayerClient *WDelayerClient
 var wdelayerClientTest *WDelayerClient
 
-// var wdelayerClientKep *WDelayerClient
-
 var initWithdrawalDelay = big.NewInt(60)
 var newWithdrawalDelay = big.NewInt(79)
 var maxEmergencyModeTime = time.Hour * 24 * 7 * 26
@@ -27,78 +25,59 @@ func TestWDelayerConstants(t *testing.T) {
 	assert.Equal(t, hermezRollupTestAddressConst, wDelayerConstants.HermezRollup)
 }
 
-func TestWDelayerGetHermezGovernanceDAOAddress(t *testing.T) {
-	governanceAddress, err := wdelayerClientTest.WDelayerGetHermezGovernanceDAOAddress()
+func TestWDelayerGetHermezGovernanceAddress(t *testing.T) {
+	governanceAddress, err := wdelayerClientTest.WDelayerGetHermezGovernanceAddress()
 	require.Nil(t, err)
-	assert.Equal(t, &hermezGovernanceDAOAddressConst, governanceAddress)
+	assert.Equal(t, &governanceAddressConst, governanceAddress)
 }
 
-func TestWDelayerSetHermezGovernanceDAOAddress(t *testing.T) {
-	wdelayerClientGov, err := NewWDelayerClient(ethereumClientGovDAO, wdelayerTestAddressConst)
+func TestWDelayerSetHermezGovernanceAddress(t *testing.T) {
+	wdelayerClientAux, err := NewWDelayerClient(ethereumClientAux, wdelayerTestAddressConst)
+	require.Nil(t, err)
+	_, err = wdelayerClientTest.WDelayerTransferGovernance(auxAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientGov.WDelayerSetHermezGovernanceDAOAddress(auxAddressConst)
+	_, err = wdelayerClientAux.WDelayerClaimGovernance()
 	require.Nil(t, err)
-	auxAddress, err := wdelayerClientTest.WDelayerGetHermezGovernanceDAOAddress()
+	auxAddress, err := wdelayerClientTest.WDelayerGetHermezGovernanceAddress()
 	require.Nil(t, err)
 	assert.Equal(t, &auxAddressConst, auxAddress)
 	currentBlockNum, err := wdelayerClientTest.client.EthLastBlock()
 	require.Nil(t, err)
 	wdelayerEvents, _, err := wdelayerClientTest.WDelayerEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, auxAddressConst, wdelayerEvents.NewHermezGovernanceDAOAddress[0].NewHermezGovernanceDAOAddress)
-	wdelayerClientAux, err := NewWDelayerClient(ethereumClientAux, wdelayerTestAddressConst)
+	assert.Equal(t, auxAddressConst, wdelayerEvents.NewHermezGovernanceAddress[0].NewHermezGovernanceAddress)
+	_, err = wdelayerClientAux.WDelayerTransferGovernance(governanceAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientAux.WDelayerSetHermezGovernanceDAOAddress(hermezGovernanceDAOAddressConst)
+	_, err = wdelayerClientTest.WDelayerClaimGovernance()
 	require.Nil(t, err)
 }
 
-func TestWDelayerGetHermezKeeperAddress(t *testing.T) {
-	keeperAddress, err := wdelayerClientTest.WDelayerGetHermezKeeperAddress()
+func TestWDelayerGetEmergencyCouncil(t *testing.T) {
+	emergencyCouncil, err := wdelayerClientTest.WDelayerGetEmergencyCouncil()
 	require.Nil(t, err)
-	assert.Equal(t, &hermezKeeperAddressConst, keeperAddress)
+	assert.Equal(t, &emergencyCouncilAddressConst, emergencyCouncil)
 }
 
-func TestWDelayerSetHermezKeeperAddress(t *testing.T) {
-	wdelayerClientKep, err := NewWDelayerClient(ethereumClientKep, wdelayerTestAddressConst)
-	require.Nil(t, err)
-	_, err = wdelayerClientKep.WDelayerSetHermezKeeperAddress(auxAddressConst)
-	require.Nil(t, err)
-	auxAddress, err := wdelayerClientTest.WDelayerGetHermezKeeperAddress()
-	require.Nil(t, err)
-	assert.Equal(t, &auxAddressConst, auxAddress)
-	currentBlockNum, err := wdelayerClientTest.client.EthLastBlock()
-	require.Nil(t, err)
-	wdelayerEvents, _, err := wdelayerClientTest.WDelayerEventsByBlock(currentBlockNum)
+func TestWDelayerSetEmergencyCouncil(t *testing.T) {
+	wdelayerClientEmergencyCouncil, err := NewWDelayerClient(ethereumClientEmergencyCouncil, wdelayerTestAddressConst)
 	require.Nil(t, err)
-	assert.Equal(t, auxAddressConst, wdelayerEvents.NewHermezKeeperAddress[0].NewHermezKeeperAddress)
 	wdelayerClientAux, err := NewWDelayerClient(ethereumClientAux, wdelayerTestAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientAux.WDelayerSetHermezKeeperAddress(hermezKeeperAddressConst)
-	require.Nil(t, err)
-}
-
-func TestWDelayerGetWhiteHackGroupAddress(t *testing.T) {
-	whiteHackGroupAddress, err := wdelayerClientTest.WDelayerGetWhiteHackGroupAddress()
-	require.Nil(t, err)
-	assert.Equal(t, &whiteHackGroupAddressConst, whiteHackGroupAddress)
-}
-
-func TestWDelayerSetWhiteHackGroupAddress(t *testing.T) {
-	wdelayerClientWhite, err := NewWDelayerClient(ethereumClientWhite, wdelayerTestAddressConst)
+	_, err = wdelayerClientEmergencyCouncil.WDelayerTransferEmergencyCouncil(auxAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientWhite.WDelayerSetWhiteHackGroupAddress(auxAddressConst)
+	_, err = wdelayerClientAux.WDelayerClaimEmergencyCouncil()
 	require.Nil(t, err)
-	auxAddress, err := wdelayerClientTest.WDelayerGetWhiteHackGroupAddress()
+	auxAddress, err := wdelayerClientTest.WDelayerGetEmergencyCouncil()
 	require.Nil(t, err)
 	assert.Equal(t, &auxAddressConst, auxAddress)
 	currentBlockNum, err := wdelayerClientTest.client.EthLastBlock()
 	require.Nil(t, err)
 	wdelayerEvents, _, err := wdelayerClientTest.WDelayerEventsByBlock(currentBlockNum)
 	require.Nil(t, err)
-	assert.Equal(t, auxAddressConst, wdelayerEvents.NewWhiteHackGroupAddress[0].NewWhiteHackGroupAddress)
-	wdelayerClientAux, err := NewWDelayerClient(ethereumClientAux, wdelayerTestAddressConst)
+	assert.Equal(t, auxAddressConst, wdelayerEvents.NewEmergencyCouncil[0].NewEmergencyCouncil)
+	_, err = wdelayerClientAux.WDelayerTransferEmergencyCouncil(emergencyCouncilAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientAux.WDelayerSetWhiteHackGroupAddress(whiteHackGroupAddressConst)
+	_, err = wdelayerClientEmergencyCouncil.WDelayerClaimEmergencyCouncil()
 	require.Nil(t, err)
 }
 
@@ -115,9 +94,7 @@ func TestWDelayerGetWithdrawalDelay(t *testing.T) {
 }
 
 func TestWDelayerChangeWithdrawalDelay(t *testing.T) {
-	wdelayerClientKep, err := NewWDelayerClient(ethereumClientKep, wdelayerTestAddressConst)
-	require.Nil(t, err)
-	_, err = wdelayerClientKep.WDelayerChangeWithdrawalDelay(newWithdrawalDelay.Uint64())
+	_, err := wdelayerClientTest.WDelayerChangeWithdrawalDelay(newWithdrawalDelay.Uint64())
 	require.Nil(t, err)
 	withdrawalDelay, err := wdelayerClientTest.WDelayerGetWithdrawalDelay()
 	require.Nil(t, err)
@@ -188,9 +165,7 @@ func TestWDelayerSecondDeposit(t *testing.T) {
 }
 
 func TestWDelayerEnableEmergencyMode(t *testing.T) {
-	wdelayerClientKep, err := NewWDelayerClient(ethereumClientKep, wdelayerTestAddressConst)
-	require.Nil(t, err)
-	_, err = wdelayerClientKep.WDelayerEnableEmergencyMode()
+	_, err := wdelayerClientTest.WDelayerEnableEmergencyMode()
 	require.Nil(t, err)
 	emergencyMode, err := wdelayerClientTest.WDelayerIsEmergencyMode()
 	require.Nil(t, err)
@@ -216,13 +191,13 @@ func TestWDelayerGetEmergencyModeStartingTime(t *testing.T) {
 func TestWDelayerEscapeHatchWithdrawal(t *testing.T) {
 	amount := new(big.Int)
 	amount.SetString("10000000000000000", 10)
-	wdelayerClientWhite, err := NewWDelayerClient(ethereumClientWhite, wdelayerTestAddressConst)
+	wdelayerClientEmergencyCouncil, err := NewWDelayerClient(ethereumClientEmergencyCouncil, wdelayerTestAddressConst)
 	require.Nil(t, err)
-	_, err = wdelayerClientWhite.WDelayerEscapeHatchWithdrawal(governanceAddressConst, tokenHEZAddressConst, amount)
+	_, err = wdelayerClientEmergencyCouncil.WDelayerEscapeHatchWithdrawal(governanceAddressConst, tokenHEZAddressConst, amount)
 	require.Contains(t, err.Error(), "NO_MAX_EMERGENCY_MODE_TIME")
 	seconds := maxEmergencyModeTime.Seconds()
 	addTime(seconds, ethClientDialURL)
-	_, err = wdelayerClientWhite.WDelayerEscapeHatchWithdrawal(governanceAddressConst, tokenHEZAddressConst, amount)
+	_, err = wdelayerClientEmergencyCouncil.WDelayerEscapeHatchWithdrawal(governanceAddressConst, tokenHEZAddressConst, amount)
 	require.Nil(t, err)
 	currentBlockNum, err := wdelayerClientTest.client.EthLastBlock()
 	require.Nil(t, err)
@@ -230,6 +205,6 @@ func TestWDelayerEscapeHatchWithdrawal(t *testing.T) {
 	require.Nil(t, err)
 	assert.Equal(t, tokenHEZAddressConst, wdelayerEvents.EscapeHatchWithdrawal[0].Token)
 	assert.Equal(t, governanceAddressConst, wdelayerEvents.EscapeHatchWithdrawal[0].To)
-	assert.Equal(t, whiteHackGroupAddressConst, wdelayerEvents.EscapeHatchWithdrawal[0].Who)
+	assert.Equal(t, emergencyCouncilAddressConst, wdelayerEvents.EscapeHatchWithdrawal[0].Who)
 	assert.Equal(t, amount, wdelayerEvents.EscapeHatchWithdrawal[0].Amount)
 }
diff --git a/test/ethclient.go b/test/ethclient.go
index c38fcfb..57b4cb0 100644
--- a/test/ethclient.go
+++ b/test/ethclient.go
@@ -292,11 +292,10 @@ func NewClientSetupExample() *ClientSetup {
 				NLevels: 32,
 			},
 		},
-		TokenHEZ:                   tokenHEZ,
-		HermezGovernanceDAOAddress: governanceAddress,
-		SafetyAddress:              ethCommon.HexToAddress("0x84d8B79E84fe87B14ad61A554e740f6736bF4c20"),
-		HermezAuctionContract:      ethCommon.HexToAddress("0x8E442975805fb1908f43050c9C1A522cB0e28D7b"),
-		WithdrawDelayerContract:    ethCommon.HexToAddress("0x5CB7979cBdbf65719BEE92e4D15b7b7Ed3D79114"),
+		TokenHEZ:                tokenHEZ,
+		HermezGovernanceAddress: governanceAddress,
+		HermezAuctionContract:   ethCommon.HexToAddress("0x8E442975805fb1908f43050c9C1A522cB0e28D7b"),
+		WithdrawDelayerContract: ethCommon.HexToAddress("0x5CB7979cBdbf65719BEE92e4D15b7b7Ed3D79114"),
 	}
 	rollupVariables := &common.RollupVariables{
 		FeeAddToken:           big.NewInt(11),
@@ -329,12 +328,11 @@ func NewClientSetupExample() *ClientSetup {
 		HermezRollup:         auctionConstants.HermezRollup,
 	}
 	wDelayerVariables := &common.WDelayerVariables{
-		HermezGovernanceDAOAddress: ethCommon.HexToAddress("0xcfD0d163AE6432a72682323E2C3A5a69e6B37D12"),
-		WhiteHackGroupAddress:      ethCommon.HexToAddress("0x2730700932a4FDB97B9268A3Ca29f97Ea5fd7EA0"),
-		HermezKeeperAddress:        ethCommon.HexToAddress("0x92aAD86176dC0f0046FE85Ed5dA008a828bE3868"),
-		WithdrawalDelay:            60,
-		EmergencyModeStartingTime:  0,
-		EmergencyMode:              false,
+		HermezGovernanceAddress:   ethCommon.HexToAddress("0xcfD0d163AE6432a72682323E2C3A5a69e6B37D12"),
+		EmergencyCouncilAddress:   ethCommon.HexToAddress("0x2730700932a4FDB97B9268A3Ca29f97Ea5fd7EA0"),
+		WithdrawalDelay:           60,
+		EmergencyModeStartingTime: 0,
+		EmergencyMode:             false,
 	}
 	return &ClientSetup{
 		RollupConstants:   rollupConstants,
@@ -1061,7 +1059,7 @@ func (c *Client) RollupEventsByBlock(blockNum int64) (*eth.RollupEvents, *ethCom
 }
 
 // RollupForgeBatchArgs returns the arguments used in a ForgeBatch call in the Rollup Smart Contract in the given transaction
-func (c *Client) RollupForgeBatchArgs(ethTxHash ethCommon.Hash) (*eth.RollupForgeBatchArgs, *ethCommon.Address, error) {
+func (c *Client) RollupForgeBatchArgs(ethTxHash ethCommon.Hash, numL1TxUser uint16) (*eth.RollupForgeBatchArgs, *ethCommon.Address, error) {
 	c.rw.RLock()
 	defer c.rw.RUnlock()
 
@@ -1220,7 +1218,7 @@ func (c *Client) AuctionGetDonationAddress() (*ethCommon.Address, error) {
 }
 
 // AuctionSetBootCoordinator is the interface to call the smart contract function
-func (c *Client) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address) (tx *types.Transaction, err error) {
+func (c *Client) AuctionSetBootCoordinator(newBootCoordinator ethCommon.Address, newBootCoordinatorURL string) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()
@@ -1511,8 +1509,8 @@ func (c *Client) AuctionEventsByBlock(blockNum int64) (*eth.AuctionEvents, *ethC
 // WDelayer
 //
 
-// WDelayerGetHermezGovernanceDAOAddress is the interface to call the smart contract function
-func (c *Client) WDelayerGetHermezGovernanceDAOAddress() (*ethCommon.Address, error) {
+// WDelayerGetHermezGovernanceAddress is the interface to call the smart contract function
+func (c *Client) WDelayerGetHermezGovernanceAddress() (*ethCommon.Address, error) {
 	c.rw.RLock()
 	defer c.rw.RUnlock()
 
@@ -1520,8 +1518,8 @@ func (c *Client) WDelayerGetHermezGovernanceDAOAddress() (*ethCommon.Address, er
 	return nil, tracerr.Wrap(errTODO)
 }
 
-// WDelayerSetHermezGovernanceDAOAddress is the interface to call the smart contract function
-func (c *Client) WDelayerSetHermezGovernanceDAOAddress(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
+// WDelayerSetHermezGovernanceAddress is the interface to call the smart contract function
+func (c *Client) WDelayerSetHermezGovernanceAddress(newAddress ethCommon.Address) (tx *types.Transaction, err error) {
 	c.rw.Lock()
 	defer c.rw.Unlock()
 	cpy := c.nextBlock().copy()