> For the complete documentation index, see [llms.txt](https://apidoc.tokenpay.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://apidoc.tokenpay.me/zh-hk/dai-fu/dai-fu-shou-xu-fei-cha-xun.md).
# 代付手續費查詢
{% hint style="info" %}
提示 (TIP)
查詢代付的手續費
{% endhint %}
#### 介面地址 (Interface address)
```
POST https://api.tokenpay.me/v1/payanother/estimated_fee
```
#### 介面參數 (Interface parameters)
| 參數名稱 | 位置 | 類型 | 必填 | 描述 |
| ----------- | ---- | ------ | -- | ---------------------------------------------------------- |
| mch\_id | body | string | 是 | 商戶 ID，示例值：`12345678` |
| chain | body | string | 是 | 所屬公鏈，示例值：`TRON` |
| currency | body | string | 是 | 幣種，示例值：`TRX`。[查看支援的幣種](/zh-hk/bi-zhong/bi-zhong-xin-xi.md) |
| to\_address | body | string | 是 | 收款錢包（註：`payout` 應用需要提供收款錢包） |
| app\_id | body | string | 是 | 應用程式 ID，示例值：`8e4b8c2e7cxxxxxxxx1a1cbd3d59e0bd` |
{% hint style="info" %}
提示 (TIP)
`app_id` 可透過商戶後台 [創建應用程式](https://ttpay.io/console/pages/app-list/pay-app) 獲取。
{% endhint %}
#### 介面返回 (Interface return)
| 參數名稱 | 類型 | 必填 | 描述 |
| ----------- | ------- | -- | ---------------------------------------------------------- |
| code | integer | 是 | [狀態碼](/zh-hk/cuo-wu-ma/zhuang-tai-ma.md) |
| msg | string | 是 | 狀態描述 |
| request\_id | string | 是 | 請求 ID |
| data | object | 否 | 數據物件 |
| currency | string | | 幣種，示例值：`TRX`。[查看支援的幣種](/zh-hk/bi-zhong/bi-zhong-xin-xi.md) |
| to\_address | string | | 收款錢包（註：`payout` 應用需要提供收款錢包） |
| fee | string | | 手續費 |
| app\_id | string | | 應用程式 ID，示例值：`8e4b8c2e7cxxxxxxxx1a1cbd3d59e0bd` |
#### 返回示例 (Return example)
```java
{
"code": 0,
"msg": "ok",
"request_id": "0f262d68-a7bc-4ff4-beeb-994a1e6bcd53",
"data": {
"chain": "TRON",
"currency": "USDT",
"to_address": "TPKcSZqWWAJyE7KTKUveSfgWM75sZrr9JG",
"fee": "2500000",
"decimals": 6
}
}
```
#### 示例代碼 (Example code)
{% tabs %}
{% tab title="Shell" %}
```sh
curl --location --request POST 'https://api.tokenpay.me/v1/payanother/estimated_fee'
--header 'Authorization: '
--header 'User-Agent: tokenpay API (https://tokenpay.me)'
--header 'Content-Type: application/json'
--data-raw ''
```
{% endtab %}
{% tab title="Go" %}
```go
package main
import (
"fmt"
"strings"
"net/http"
"io/ioutil"
)
func main() {
url := "https://api.tokenpay.me/v1/payanother/estimated_fee"
method := "POST"
payload := strings.NewReader(``)
client := &http.Client {
}
req, err := http.NewRequest(method, url, payload)
if err != nil {
fmt.Println(err)
return
}
req.Header.Add("Authorization", "")
req.Header.Add("User-Agent", "tokenpay API (https://tokenpay.me)")
req.Header.Add("Content-Type", "application/json")
res, err := client.Do(req)
if err != nil {
fmt.Println(err)
return
}
defer res.Body.Close()
body, err := ioutil.ReadAll(res.Body)
if err != nil {
fmt.Println(err)
return
}
fmt.Println(string(body))
}
```
{% endtab %}
{% tab title="PHP" %}
```php
'https://api.tokenpay.me/v1/payanother/estimated_fee',
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => '',
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 0,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => 'POST',
CURLOPT_POSTFIELDS =>'',
CURLOPT_HTTPHEADER => array(
'Authorization: ',
'User-Agent: tokenpay API (https://tokenpay.meo)',
'Content-Type: application/json'
),
));
$response = curl_exec($curl);
curl_close($curl);
echo $response;
```
{% endtab %}
{% tab title="Python" %}
```python
import http.client
import json
conn = http.client.HTTPSConnection("https://api.tokenpay.me")
payload = ""
headers = {
'Authorization': '',
'User-Agent': 'tokenpay API (https://tokenpay.me)',
'Content-Type': 'application/json'
}
conn.request("POST", "/v1/payanother/estimated_fee", payload, headers)
res = conn.getresponse()
data = res.read()
print(data.decode("utf-8"))
```
{% endtab %}
{% tab title="Java" %}
```java
OkHttpClient client = new OkHttpClient().newBuilder()
.build();
MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "");
Request request = new Request.Builder()
.url("https://api.tokenpay.me/v1/payanother/estimated_fee")
.method("POST", body)
.addHeader("Authorization", "")
.addHeader("User-Agent", "tokenpay API (https://tokenpay.me)")
.addHeader("Content-Type", "application/json")
.build();
Response response = client.newCall(request).execute();
```
{% endtab %}
{% endtabs %}