Extrinsic 48209-1

{
  "heartbeat": {
    "blockNumber": 48208,
    "sessionIndex": 803,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x1431b9f93b54d12c133def1b99aa05c7483cc6b5bddcb6ef585060bc03f91c73d9cf9b3537916d37414107f7ad2999399ac4d5d74cc4e9e89cbdb19990aaf988"
}