Extrinsic 27044-1

{
  "heartbeat": {
    "blockNumber": 27043,
    "sessionIndex": 450,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xb8f59af6ff2964688c3241aea52adda7a144e6ab06e0e9f2df28283c4542ce0f4cf29b05d62235d1ed63d29912572c2c94aea4f8bcaa4088089736015c26978e"
}