Extrinsic 33740-1

{
  "heartbeat": {
    "blockNumber": 33738,
    "sessionIndex": 562,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x308dae9610078c838dba42a17bb22b6c3e3cc7b4dfa266ca3e5a1730be1ba62dd854bf27ba4c4e220f52e5026614d533e0564456dfdba0be48e032e6d3ce328c"
}