Extrinsic 52243-1

{
  "heartbeat": {
    "blockNumber": 52242,
    "sessionIndex": 870,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa88826c1db88fdc32a4ebd17522d153cf764b617543e7686e4b96abaedf74a4994b66163684c5101abb251502b5c88a34cef2164642c3950055eed90870e5480"
}