Extrinsic 30265-1

{
  "heartbeat": {
    "blockNumber": 30263,
    "sessionIndex": 504,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x2839eb7dbc01019b93f18402c27b5a022c84b0b64556fbb2899c7ea3ff5bc0394199dc7811b0de26f80d1c20da07eaa1ca56db1f97c275b64ac1a3bcace2b78c"
}