Extrinsic 102574-1

{
  "heartbeat": {
    "blockNumber": 102573,
    "sessionIndex": 1709,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa21f01946dbb779bc5ba7e2706c7423667fccbe60245fa9c221c3243899fba7c0a348496b5375362f7f83b4d8c8c6711647d282df72c6c8e1ef7471b8067c48f"
}