> For the complete documentation index, see [llms.txt](https://coinsdo.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://coinsdo.gitbook.io/docs/cn/coinsdo-api-integration/coinsdo-api-jie-ru-wen-dang/tong-ze/tian-jia-ed25519-fei-dui-chen-qian-ming-de-shang-hu-gong-yao-ji-shi-yong-ed25519-fei-dui-chen-qian-m.md).

# 添加 Ed25519 非对称签名的商户公钥及使用 Ed25519 非对称签名传入 CoinsDo API

1. 主账户后台“API接入”页面，点击“添加商户公钥”。\
   在“添加商户公钥”界面，输入商户公钥（请输入 PEM格式的 Ed25519 公钥）、公钥别名和<mark style="background-color:green;">**主账户谷歌码**</mark>，随后点击「提交」即可完成添加。

   <figure><img src="/files/XtgxMOtrdoKbf9tTL8CV" alt=""><figcaption></figcaption></figure>

2. 主账户后台“API接入”页面，可以切换已添加过的商户公钥状态。\
   切换状态时必须提供<mark style="background-color:green;">**主账户谷歌码。**</mark>

   <figure><img src="/files/uVrfD0yOt0hATyd8pUWs" alt=""><figcaption></figcaption></figure>

3. 在接入 CoinsDo API 时，除原有的 data 和 sign（HmacSHA256 对称签名） 参数外，请同时传入 ed25519Sign（Ed25519 非对称签名）以及 kid（商户公钥别名）。\
   \
   **同时传入 sign 和 ed25519Sign 的请求示例**

   ```json
   {
       "data": "{\"apiKey\":\"cd384rt80f5575dc\",\"submitAccount\":\"coinsdoTest\",\"address\":\"TKU69qcQPoR5jDEE7ertPpdaxoLGCTX4xR\",\"amount\":\"616.616\",\"coinsDoId\":\"3\",\"businessId\":\"TRX_999\",\"approveExpireTime\":\"1622775712\",\"businessScene\":\"1\",\"timestamp\":\"1622775712229\",\"txMemo\":\"COINSDOTESTTRX\",\"reviewUuid\":\"A65F7B1C-8FF8-4E0D-ADF2-AE0BCB0F378B\",\"reviewSign\":\"3pIsqtrXPG/I4o/YGLOvtIvBUUrBrRyFehlt0wkezWU4u0dj5xXEoZ9E4EXSes9WawqfpxrRfOIHgXV1BnPNM2tt0DLloCnJkzR7smC26+z6kuZb87s3hitZWgM3UaWWghB8/qNMQImvCZ6MREqChoNmEVyaqCnTbjorKsrU/V0=\",\"reviewRemark\":\"trxreview\",\"targetDeviceUuid\":\"2DEA1BEB-CFE9-4E1D-9D88-F983D84D2E4D\",\"approveUuid\":\"BD9D4D2C-6689-4FE1-88BB-C9DA5A251A30\",\"approveSign\":\"vPuFWmtV/KbemdN/5IqRhyfY63kp55HSZEErFa0rtJco861WkUsesaJ1U5kV0oX3bn5U8iVEKGeAzA37s/jMBy8hq62r1fstvhZ6vcgX5FuqtvvL8fTOeRuK9v85e7FR/89U2Jm/KbVt0US2Xe1oQz2D7lDvFW15ZtSQdp8JoVA=\",\"approveRemark\":\"trxapprove\",\"keepApproveSign\":True}",
       "sign": "d32bfb9905f0b6713be45fea2bce001449146a43b3319479076a6d8c2bf22055",
       "ed25519Sign": "7cIUp9y1iAblu9ihkAWLT+L9WA8lsGMTwzfwK951WqLY0Xeo9rRyRFHG75XCxofUHbAx9Kbk2vwqJSAYqZo3CA==",
       "kid": "test0000001"
   }
   ```

   \
   **传入 ed25519Sign 时不传入 sign 的请求示例**

   ```json
   {
       "data": "{\"apiKey\":\"cd384rt80f5575dc\",\"submitAccount\":\"coinsdoTest\",\"address\":\"TKU69qcQPoR5jDEE7ertPpdaxoLGCTX4xR\",\"amount\":\"616.616\",\"coinsDoId\":\"3\",\"businessId\":\"TRX_999\",\"approveExpireTime\":\"1622775712\",\"businessScene\":\"1\",\"timestamp\":\"1622775712229\",\"txMemo\":\"COINSDOTESTTRX\",\"reviewUuid\":\"A65F7B1C-8FF8-4E0D-ADF2-AE0BCB0F378B\",\"reviewSign\":\"3pIsqtrXPG/I4o/YGLOvtIvBUUrBrRyFehlt0wkezWU4u0dj5xXEoZ9E4EXSes9WawqfpxrRfOIHgXV1BnPNM2tt0DLloCnJkzR7smC26+z6kuZb87s3hitZWgM3UaWWghB8/qNMQImvCZ6MREqChoNmEVyaqCnTbjorKsrU/V0=\",\"reviewRemark\":\"trxreview\",\"targetDeviceUuid\":\"2DEA1BEB-CFE9-4E1D-9D88-F983D84D2E4D\",\"approveUuid\":\"BD9D4D2C-6689-4FE1-88BB-C9DA5A251A30\",\"approveSign\":\"vPuFWmtV/KbemdN/5IqRhyfY63kp55HSZEErFa0rtJco861WkUsesaJ1U5kV0oX3bn5U8iVEKGeAzA37s/jMBy8hq62r1fstvhZ6vcgX5FuqtvvL8fTOeRuK9v85e7FR/89U2Jm/KbVt0US2Xe1oQz2D7lDvFW15ZtSQdp8JoVA=\",\"approveRemark\":\"trxapprove\",\"keepApproveSign\":True}",
       "ed25519Sign": "7cIUp9y1iAblu9ihkAWLT+L9WA8lsGMTwzfwK951WqLY0Xeo9rRyRFHG75XCxofUHbAx9Kbk2vwqJSAYqZo3CA==",
       "kid": "test0000001"
   }
   ```