Extrinsic 52597-1

{
  "heartbeat": {
    "blockNumber": 52596,
    "sessionIndex": 876,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x5c273454592b342c0ab4f6dcf54fe19875c5e5d4c2966849589d57af4ce94b767e6bb964a473a2b4a1c72ffbe1098a5eb870159ee03cd4c30d173ae0b64eab81"
}