Extrinsic 16936-1

{
  "heartbeat": {
    "blockNumber": 16934,
    "sessionIndex": 282,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x84c0304bcba434691101f1a2e569e07511cd5765fb4b8ea0c7f27bd251b9d851d5bbaab8a058d38613c4ffac69a9d2b018d22a6486ef7d82a3c4edb066bccd86"
}