| Name | Type | Description | Notes |
|---|---|---|---|
| type | str | Order type，default to `limit` - limit : Limit Order - market : Market Order | [optional] [default to 'limit'] |
| side | str | Order side - buy: buy side - sell: sell side | |
| price | str | Order price | |
| amount | str | When `type` is limit, it refers to base currency. For instance, `BTC_USDT` means `BTC` When `type` is `market`, it refers to different currency according to `side` - `side` : `buy` means quote currency, `BTC_USDT` means `USDT` - `side` : `sell` means base currency，`BTC_USDT` means `BTC` | |
| account | str | Trading account type. Portfolio margin account must set to `cross_margin` - normal: spot trading - margin: margin trading - cross_margin: cross_margin trading | [default to 'normal'] |
| time_in_force | str | time_in_force - gtc: GoodTillCancelled - ioc: ImmediateOrCancelled, taker only | [optional] [default to 'gtc'] |
| text | str | The source of the order, including: - web: web - api: api - app: app | [optional] |