> For the complete documentation index, see [llms.txt](https://help.tokenpocket.pro/developer-cn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.tokenpocket.pro/developer-cn/questions.md).

# 常见问题

### 如何区分观察钱包？

可以通过 `personal_sign` 来让用户签名一段字符串并进行验证，来确定用户是否持有当前钱包的私钥信息。