{"data":{"url":"/uploads/projects/f638bd98e25f78c8a62119adbe49f9e4/ebook.epub?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy9mNjM4YmQ5OGUyNWY3OGM4YTYyMTE5YWRiZTQ5ZjllNC9lYm9vay5lcHViIiwiVW5peE5hbm8iOjE3ODQ3MDMxMTc3NTA0MjM3MDAsImV4cCI6MTc4NDcyMTExN30.QtDr_7i4lNLBAjSuJkEuec2QOlP_TXNMbsR6M7rgDIw\u0026attachment=%E5%AE%8C%E7%BE%8E%E5%BA%94%E7%94%A8Ubuntu.epub"},"errcode":0,"message":"获取电子书下载链接成功"}