Extrinsic 68204-1

{
  "heartbeat": {
    "blockNumber": 68203,
    "sessionIndex": 1136,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x581213dcbe0489f73304d1db6d9e8b4dd0475e4290ecd8b265ec5c24ace5da74e28ea8845b66a6b4f9e84c6a4aef23fcca6ea3963b405b1222ad9e66d2561f86"
}