Extrinsic 83303-1

{
  "heartbeat": {
    "blockNumber": 83301,
    "sessionIndex": 1388,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x743b7f4fef94e98077896a4d041d21e454cf0b3ef04658334fcd90742d89911b023301a35e7fdfc0c009d26161edc5a48c63017d8c0d3ffe6db2e6e2af922683"
}