Extrinsic 44729-1

{
  "heartbeat": {
    "blockNumber": 44727,
    "sessionIndex": 745,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x161ea08e90c90598ce610a6b032abc4f0a188bd1a0ffe455ce1291aba128143484a0ac39acba0760add86ace15a6405aeb26152a906146f2dc41a35bdc71cc86"
}