Extrinsic 65548-1

{
  "heartbeat": {
    "blockNumber": 65547,
    "sessionIndex": 1092,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xd00e0fefb94e62cfaeb76acbdf9677cfcd16ae4a54dd8269e4730911e617332a0b3d76527fcc4637180b94919a90361a99c652339e6b3c8357c34761c2a2b58c"
}