Extrinsic 52066-1

{
  "heartbeat": {
    "blockNumber": 52065,
    "sessionIndex": 867,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xe4b875dacd64cc3f3a1ffebba7777ad7558e142d973aaad011e67ea4a05ad14c3b22ac24dc817497b6b19df08f8d1a223a4abbd4117e691c1058002cb7f1c28d"
}