Extrinsic 63366-1

{
  "heartbeat": {
    "blockNumber": 63365,
    "sessionIndex": 1056,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x2a5457cffbbd0b95b1136dbd20928e055192f8d780a5f3163ec930e49f387110578cc08bf42dff31709868b01946092a24ca19e99e54ddf6b1e7e260bbc3368f"
}