Extrinsic 50174-1

{
  "heartbeat": {
    "blockNumber": 50172,
    "sessionIndex": 836,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xb412fe424e69048a04b91509c1713b356f341e7989b0b62e4ce422db16285509209acc44ca5806e679adf6928c2af5064b4b699a01a537081450e215fc4bc784"
}