Extrinsic 42527-1

{
  "heartbeat": {
    "blockNumber": 42525,
    "sessionIndex": 708,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x6cf892f430502f18eb048d1fdc7ecbfd902f5c414cdc05449558e62d9d442b4e1080949aba0c36690fca35c817446a97b37ed0471c8f2fb5841214f11c36e68a"
}