Extrinsic 49474-1

{
  "heartbeat": {
    "blockNumber": 49473,
    "sessionIndex": 824,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xba31a1792d1fe134e6fb5a607ea854aed87b02423ae9ef485b0a284892a7665cdc90b54940169726ceb52bf72c71c5c60857b3c5f060421ee8bead1e9ebf608f"
}