Extrinsic 31781-1

{
  "heartbeat": {
    "blockNumber": 31780,
    "sessionIndex": 529,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xcea94a8feed7e7be8719fb8f2fd11f4e1f1c12847ae5602db73b4de61a460b2dd7d4527af05da1fc6f23f290a1ab79394186017f62beb707d433b53c93cd018e"
}