Extrinsic 27852-1

{
  "heartbeat": {
    "blockNumber": 27850,
    "sessionIndex": 464,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xf69ce6c26ff8e2b3dd9247f37d09c874deaed6d2ae50f72050ce160b4f189c1f4b6d85b6f4a12ea4abd9527b821b1098c6d3b479f806e773c4958b98b6b71e87"
}