Extrinsic 83267-1

{
  "heartbeat": {
    "blockNumber": 83266,
    "sessionIndex": 1387,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x323a8477ff53d63b79c809fc7c55877d745273409bfe8c591a998ee5667f097946d08c882fabfef82c78556740456ebe9158fdc32e004f6031afc12a3ba1dc86"
}