Modify Order

Modify the price and quantity of an order.

API Information

• Method: PUT
• Path: /api/v1/orders/{id}
• Authentication: Requires signature authentication (see Common Module · Signature Specification)

Request Parameters

Parameter	Location	Type	Required	Description
id	path	string	Yes	Original order ID

Body

Parameter	Type	Required	Description
new_price	string	No	New price
new_qty	string	No	New quantity
client_order_id	string	No	Client order ID for new order

Request Example

PUT /api/v1/orders/1234567890123456789

{
  "new_price": "31000",
  "new_qty": "0.2",
  "client_order_id": "my-new-order-001"
}

Response Fields

After modification, returns new order's placement response, fields same as order placement interface.

Field	Type	Description
code	integer	Status code
message	string	Response message
data.order_id	string	New order ID
data.client_order_id	string	Client order ID
data.status	integer	Status
data.filled_qty	string	Filled quantity
data.filled_quote	string	Filled amount
data.trades	array	Trade details

Response Example

{
  "code": 0,
  "message": "success",
  "data": {
    "order_id": "1234567890123456789",
    "client_order_id": "my-order-001",
    "status": 1,
    "filled_qty": "0.05",
    "filled_quote": "1500",
    "trades": [
      {
        "maker_order_id": "1234567890123",
        "match_id": "9876543210",
        "price": "30000",
        "qty": "0.05",
        "quote_qty": "1500",
        "trade_index": 0
      }
    ]
  }
}