{"data":{"url":"/uploads/projects/63139b9bf63a3e4721d956d2844bba60/ebook.epub?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy82MzEzOWI5YmY2M2EzZTQ3MjFkOTU2ZDI4NDRiYmE2MC9lYm9vay5lcHViIiwiVW5peE5hbm8iOjE3ODQ3MTY1MTA5MjkxNTEwMDAsImV4cCI6MTc4NDczNDUxMH0.MMjHV3xpq_gg8cN1vOi5z2OxxtrGkjH10elkqWry6mM\u0026attachment=HeadFirstJava_ABrain-FriendlyGuide.epub"},"errcode":0,"message":"获取电子书下载链接成功"}