Extrinsic 136986-1

{
  "heartbeat": {
    "blockNumber": 136985,
    "sessionIndex": 2283,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xfe8be038d4b10179e63a36fef2caf2f041ac241148ec79720373a2c60320f161c470059ca94e54c14fb206e5d7f902075f9b996ff7b8fdb37d68361faad92f89"
}