{"data":{"url":"/uploads/projects/e7b01530a9807dddf9be56b1f846a78f/ebook.pdf?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy9lN2IwMTUzMGE5ODA3ZGRkZjliZTU2YjFmODQ2YTc4Zi9lYm9vay5wZGYiLCJVbml4TmFubyI6MTc4MDcxMjE0ODAxOTc5OTcwMCwiZXhwIjoxNzgwNzMwMTQ4fQ.k4sGM-WPJqAnfLMfNuxjITRmDwck53Pjupyk336MiEA\u0026attachment=%E5%88%9B%E9%80%A0%E5%8D%81%E5%B9%B4.pdf"},"errcode":0,"message":"获取电子书下载链接成功"}