Extrinsic 9942-1

{
  "heartbeat": {
    "blockNumber": 9941,
    "sessionIndex": 165,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0xd843d147892f892dba744a78f38f4cc5582c631b130367ce56e1c562d274471b373db17be91856762c2c5dab306ac73d353c618151c8a9b229ac5f3560794589"
}