Extrinsic 75098-1

{
  "heartbeat": {
    "blockNumber": 75097,
    "sessionIndex": 1251,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x840b5d158101fa773046605f2d9b943217c152992a38cc92bdc1d85074c7be20f0b49db2fc7646e227b012893cd69bb8946eaa65497edbf82dee40be1e25e380"
}