Extrinsic 35289-1

{
  "heartbeat": {
    "blockNumber": 35287,
    "sessionIndex": 588,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xead07ed5dcb4eede2b612ed4771c11acca76019d44a74963ad3601ab76d0107c6ca668a5f9a7c435ba34cabd98f9daae2ca18c3995c61f65412ac8ea45c51a85"
}