Extrinsic 23544-1

{
  "heartbeat": {
    "blockNumber": 23543,
    "sessionIndex": 392,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x4456761cea9533fc39d1536d2c22eca2497c2e6331a9711bf57ca75d7e8807391b4c0210c4410752b7430fed4aeb2b2b7be8432fc9ed1e74c008ccd42d109f87"
}