Extrinsic 14707-1

{
  "heartbeat": {
    "blockNumber": 14706,
    "sessionIndex": 245,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x62592a74a9f8dd704d0495a15828faf8de4a9d79d40ffa9ba0e7c0cf3da9b9206b1c6b987052cf941c6ca2d540793552b9924d04127829975c48e293c9957284"
}