Extrinsic 33634-1

{
  "heartbeat": {
    "blockNumber": 33632,
    "sessionIndex": 560,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xac7775afd8c1467f9d2817880b6757a7da6e126dda05208f707751ed4fc906053a1db11e081e6b7402bbdbcb7164b8e04b0d707935cd7406b8eec8c31a0c9c80"
}