"目标凭证" 模板字符串语法错误导致前端解析失败

需要加上反引号才能正确解析获取token

```
`Bearer ${JSON.parse(JSON.parse(source_val).v)}`
```

<img width="459" height="358" alt="Image" src="https://github.com/user-attachments/assets/1463a83a-a395-4a97-9861-69d552dfbcd7" />