Extrinsic 22951-1

{
  "heartbeat": {
    "blockNumber": 22949,
    "sessionIndex": 382,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xb2f1210587c68f7991a2c826f6c5407c7fda8a1bcd9fa537be696839ee4c156ddd18c7005351b7e75b638d759a8223b0ff2954edaaa1b277237c92f9fa27a485"
}