Extrinsic 62919-1

{
  "heartbeat": {
    "blockNumber": 62918,
    "sessionIndex": 1048,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x1cff16cd33494c80c6b5ce6da209b56ed7554f7be55842993aff2aa9c094382a18ec57ed60f3b89b2b6c9c1e4d5f7e856ba505dc7868127a6229ac4ad43e0e84"
}