Extrinsic 44985-1

{
  "heartbeat": {
    "blockNumber": 44984,
    "sessionIndex": 749,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x824664ab815510e1a0f2944404d1e5f7c2afcb645662799d1d34a053de476942cb1caad5852932ec5b3a2b52f9a3294d6b0ec70bd9205e84d91d882222aa0d87"
}