Extrinsic 34008-1

{
  "heartbeat": {
    "blockNumber": 34006,
    "sessionIndex": 566,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xd4cf5bbfb44c73104b9f20a805740d84e2e4601dc07c4158a9dd58ebb1f9b373d62ee873729f40edc392867a9e362823d9b7a0a8cb8604ccd07460e3362e5e82"
}