Extrinsic 71612-1

{
  "heartbeat": {
    "blockNumber": 71609,
    "sessionIndex": 1193,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xfa97c17f0dc6466cfb7fa08d83389b033a948a98c9888fe5cdc7081559be327a3c2355a4edff6ee596132c2349a584ae890f7134e5a04b294f205f13adc9518b"
}