1{
 2 "pi_a": [
 3  "21299468428975157907971509843242790611956840031982109540080148460860054961068",
 4  "16218562239871505083548927620326532327685583756957331621908222303280694697058",
 5  "1"
 6 ],
 7 "pi_b": [
 8  [
 9   "3990093423700828311838231842021296772880795509915393919119908397509245494630",
10   "9935722568224593716709531459846007601397798580251740830053012576354022332241"
11  ],
12  [
13   "21666639296245372573730164687386555903413178611772851802112755493707480411718",
14   "20480827377835335108619082478623567541229122073863081725837512367680199835917"
15  ],
16  [
17   "1",
18   "0"
19  ]
20 ],
21 "pi_c": [
22  "13342643079462362387238709887432684790096854916120073722409236990698569347488",
23  "10435157339334380790943583827752333771606989087519357640989102922869580065639",
24  "1"
25 ]
26}