{"data":{"url":"/uploads/projects/8d03aa4c7bc00645ef8bc6be7ca1bd89/ebook.pdf?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy84ZDAzYWE0YzdiYzAwNjQ1ZWY4YmM2YmU3Y2ExYmQ4OS9lYm9vay5wZGYiLCJVbml4TmFubyI6MTc4OTM1ODAwODE2NDQ2NjAwMCwiZXhwIjoxNzg5Mzc2MDA4fQ.JP6EjFPW2xgw8awJbUg5twm7ESmojKacfrkvkXQT7vw\u0026attachment=%E5%A4%A9%E6%A1%A5.pdf"},"errcode":0,"message":"获取电子书下载链接成功"}