1{
 2 "pi_a": [
 3  "21266998874284424955919569029881989465699205822263354313670808828909395154496",
 4  "13808207576200570409195938017448994370347750586807229689124956313666939364223",
 5  "1"
 6 ],
 7 "pi_b": [
 8  [
 9   "20826174028125964218380958569361176477127093215239661788856774751838141561143",
10   "18124837593398705925374973761391356712682789028723957898056733210681657516129"
11  ],
12  [
13   "11061422325891624289091287264538564377906983481144726751439738589444312205684",
14   "7233025874448062341952037774861209177679802086176943726704101043680595476782"
15  ],
16  [
17   "1",
18   "0"
19  ]
20 ],
21 "pi_c": [
22  "16878419494624994424179370797390123339814891459464251523862017440818718425099",
23  "2746788445790348352996135341367179450489222192737650564198988415207995710311",
24  "1"
25 ]
26}