Extrinsic 59376-1

{
  "heartbeat": {
    "blockNumber": 59374,
    "sessionIndex": 989,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xfaa671d05c02e7ba0d80e3bd0b0b577d76796ac969d72b8c9557989f08df74209c5676191ca368867a134f529d6e5dec45f3555c82e74181e8d038efc5e61d84"
}