Extrinsic 52415-1

{
  "heartbeat": {
    "blockNumber": 52414,
    "sessionIndex": 873,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xbcb89c85bead4e6a57beb24e3726bb47a19aadb5a7f1623f749bbfe09f6c7e4ea6841bfb5bb0089250b68cf34019501e0dfd05804a4ba47b978094ee1b7e788f"
}