{
  "jsonrpc": "2.0",
  "id": 6931,
  "method": "private/withdraw",
  "params": {
    "currency": "BTC",
    "address": "2NBqqD5GRJ8wHy1PYyCXTe9ke5226FhavBz",
    "amount": 0.4,
    "priority": "mid"
  }
}