{
  "req": "sub",
  "chs": [
    "withdrawals"
  ]
}

{
  "req": "unsub",
  "chs": [
    "withdrawals"
  ]
}

{
  "data": []
}

{
  "data": []
}

{
  "ch": "withdrawals",
  "ts": 1767225600000,
  "sq": 1234567890,
  "data": [
    {
      "asset": "USDC",
      "amount": "100000000",
      "fee": "5.00",
      "to": "0x1234567890abcdef1234567890abcdef12345678",
      "status": "pending",
      "hash": "0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef"
    }
  ]
}