{"data":{"url":"/uploads/projects/4b5f91aa85d678051b89305cc0404853/ebook.pdf?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy80YjVmOTFhYTg1ZDY3ODA1MWI4OTMwNWNjMDQwNDg1My9lYm9vay5wZGYiLCJVbml4TmFubyI6MTc4MzAyMTg5MTgxMDAwODIwMCwiZXhwIjoxNzgzMDM5ODkxfQ.GK4NFuAYEXofau6osOQX547D5QzUoF-GRYIT3JAuyyA\u0026attachment=%E6%B1%82%E5%AE%9E%E6%96%87%E9%9B%86.pdf"},"errcode":0,"message":"获取电子书下载链接成功"}