# Rate

{% hint style="warning" %}
Every request must contain [common parameters](https://docs-card.musepay.io/reference/api-reference/common-parameters)
{% endhint %}

{% hint style="info" %}
Demo code can be found at [Github](https://docs-card.musepay.io/reference/api-reference/..#demo-client)
{% endhint %}

## Trade Rate

<mark style="color:green;">`POST`</mark> `https://api.musepay.io/v1/rate/queryTradeRate`

Retrieves exchange rate between currencies.

#### Request Body

| Name                                            | Type   | Description                                      |
| ----------------------------------------------- | ------ | ------------------------------------------------ |
| baseCurrency<mark style="color:red;">\*</mark>  | String | the first currency appearing in a currency pair  |
| quoteCurrency<mark style="color:red;">\*</mark> | String | used to determine the value of the base currency |
| symbolTradeType                                 | String | buy or sell base on baseCurrency,default sell,   |

{% tabs %}
{% tab title="200: OK " %}

```javascript
{
  "code": "200",
  "data": {
    "rate": "16078.8636472720095",
    "symbol": "USDT_TRC20-IDR",
    "timeMills": 1678085017746,
    "expiredMills": 1678085077746
  },
  "message": "success"
}
```

{% endtab %}
{% endtabs %}