Extrinsic 47022-1

{
  "heartbeat": {
    "blockNumber": 47021,
    "sessionIndex": 783,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x3e0420261f1ef2ccb5819068aa2e29838f0f0aa0024665c5a20ebe4fb78be162db32c0073404a14a7a448c167f505eefbdc3622a3b67fad02fde22f552d72685"
}