Extrinsic 35358-1

{
  "heartbeat": {
    "blockNumber": 35356,
    "sessionIndex": 589,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x025a3a407270ebff2dc60e8694a6b3fbefe186771d2ab0efafeceef6cce1216b574dc46803669818abb60c3207a5b20b2a22d9f91ea59a8f5021338e056b8a8e"
}