{"data":{"url":"/uploads/projects/0c8c0acd7899c4aa4f401198fa37d699/ebook.epub?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy8wYzhjMGFjZDc4OTljNGFhNGY0MDExOThmYTM3ZDY5OS9lYm9vay5lcHViIiwiVW5peE5hbm8iOjE3NzcxMjMzMjU1MDEyODA2MDAsImV4cCI6MTc3NzE0MTMyNX0.yrW1H50tHelVlmNAUSyZa6usvARYx_nkl9c7W6tNLtU\u0026attachment=AndroidDevelopmentwithKotlin.epub"},"errcode":0,"message":"获取电子书下载链接成功"}