1{
 2 "pi_a": [
 3  "19680154454022615560994181976731030733614160737391726320224655882461434003166",
 4  "14506888714805765338667645951908780974880796110792314129555830081443197782938",
 5  "1"
 6 ],
 7 "pi_b": [
 8  [
 9   "16059656683940257022054872908684774362474111955649045792819322627462560715137",
10   "13049852697262082406165451331450805322803524667445339527980660565015589621048"
11  ],
12  [
13   "20605106377063342149927518751710651784145311256228815403731163542864993273015",
14   "21378404564638469836584392472267247126799346914748790175589924808523044347833"
15  ],
16  [
17   "1",
18   "0"
19  ]
20 ],
21 "pi_c": [
22  "16518590357890849860540962532185420206527846553862686657897809347816474967134",
23  "442279217743037306980955273644081896885475014739846912647180713387538594883",
24  "1"
25 ]
26}