Extrinsic 55006-1

{
  "heartbeat": {
    "blockNumber": 55005,
    "sessionIndex": 916,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xae3b65d20e637399780880fdc139f64415546daa75e0b852668e72a6593c245d3cac3997f0daf719cdfe68c2b9f8cdc715796cdc425641da7012845e01e50f8f"
}