Extrinsic 59142-1

{
  "heartbeat": {
    "blockNumber": 59141,
    "sessionIndex": 985,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x6a20807d9be39b97d5b59c239dac602268949e2796ac068dd2cf345e2d2c2f4a4aaff9844aa1518f1b1c35984659e2b5aadb50b5ce04700b2792fcf40f125c80"
}