> For the complete documentation index, see [llms.txt](https://docs-swft.en.swft.pro/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs-swft.en.swft.pro/trade-api/place-a-new-order.md).

# Place a New Order

**1. Request Url**

 `https://{host}/marketApi/trade`

**2. Request Param**

| Parameter name | Is it necessary | description                                                                       |
| -------------- | --------------- | --------------------------------------------------------------------------------- |
| channelId      | Y               | Channel number                                                                    |
| timestamp      | Y               | Millisecond timestamp（UTC+8）                                                      |
| sign           | Y               | See "[Signature Generation](/trade-api/generate-signature.md#generate-signature)" |
| tradePair      | Y               | Trade pair                                                                        |
| type           | Y               | buy/sell                                                                          |
| price          | Y               | price                                                                             |
| amount         | Y               | amount                                                                            |

**3.Request Example**

```
 {
     "channelId":"swft-channel",
     "sign":"102027D292DD0707E0D899459D91C759858D7367D223CB239A8EC3A90C30B122",
     "timestamp":"1557653925555",
     "tradePair":"BTC/USDT",
     "type":"buy",
     "price":"1",
     "amount":"1",
 }
```

**4.Response Data**

```
 {
    "data":"",
    "resCode":"800",
    "resMsg":"SUCCESS"
}
```