Extrinsic 14074-1

{
  "heartbeat": {
    "blockNumber": 14072,
    "sessionIndex": 234,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x1ab3cf21c2b11ece5706e52c6081b7b99bc896f8252903de3cf1d98c84c6e87b5e69eefe2e7c835baf75df365889464b425d5881d2b36b489c4cb522c308f684"
}