Extrinsic 67661-1

{
  "heartbeat": {
    "blockNumber": 67660,
    "sessionIndex": 1127,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xbef345e2a93eb4220cb33da1a8b2116b8d3ec2e00d37241ad361fd4fe859ba18ac440492945bcbd13858c9dc196dd769a303b1e7a4fb9d7f49b41aab2684288b"
}