Contract Open/Close Positions

Address: /openApi/contract/add

Required

Parameter Name	Required	Type	Example	Description
contract_type	Yes	string	open	Type open for opening a position, close for closing a position
type	Yes	string	buy-limit	Order type buy-limit (normal buy order) sell-limit (normal sell order) buy-market (market buy order) sell-market (market sell order) buy-tactics (tactical buy order) sell-tactics (tactical sell order) buy-market-tactic (tactical market buy order) sell-market-tactics (tactical market sell order)
lever_rate	Yes	int	10	Leverage multiple (required for opening positions, required for strategy delegation, not filled for closing positions)
price	No	number	1	Order Price
amount	Yes	number	100	quantity
symbol	Yes	string	ETH-USDT	Contract Trading Pair Name
trigger_price	No	string	5	Trigger Price Mandatory for planned strategy orders
stop_loss_price	No	string	3	Stop loss price
stop_profit_price	No	string	7	Stop-profit Price
is_full	No	int	1	Mode 1 isolated margin 2 cross margin Default 1

Parameter Name	Required	Type	Example	Description
errno	Yes	int	0	Return Status Code
errmsg	Yes	string	success	Return data
result	Yes	object	See example	Return data

Parameter Name	Required	Type	Example	Description
order_id	Yes	string	BL786401542840282676	Order ID

JSON

{
    "errno": 0,
    "errmsg": "success",
    "result": {
        "order_id": "BL786401542840282676"
    }
}