Extrinsic 59615-1

{
  "heartbeat": {
    "blockNumber": 59614,
    "sessionIndex": 993,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x8812a95c958be1f03b24c0e0e8310fc57b1d0365b8a6bbcc129fe5522d78af315b3904b9e7e1ba7c69f6a7851ac64107aa629634b5e04ce66336f5988faedb87"
}