{"data":{"url":"/uploads/projects/4a7a8120faf75a68987b5e8f3daa99a6/ebook.pdf?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy80YTdhODEyMGZhZjc1YTY4OTg3YjVlOGYzZGFhOTlhNi9lYm9vay5wZGYiLCJVbml4TmFubyI6MTc4MjQ4MzEyOTU0OTg2NTgwMCwiZXhwIjoxNzgyNTAxMTI5fQ.d-mZB6ptOZMAI9mVXCUOBupIOl3FmGvdTs5jAn0kcvk\u0026attachment=%E5%8F%A6%E4%B8%80%E7%A7%8D%E5%BF%A0%E8%AF%9A.pdf"},"errcode":0,"message":"获取电子书下载链接成功"}