{"data":{"url":"/uploads/projects/40437d08323ab186d46f9568515bf367/ebook.epub?sign=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJQYXRoIjoidXBsb2Fkcy9wcm9qZWN0cy80MDQzN2QwODMyM2FiMTg2ZDQ2Zjk1Njg1MTViZjM2Ny9lYm9vay5lcHViIiwiVW5peE5hbm8iOjE3NzcyNjk1NDA1MjI3MjU1MDAsImV4cCI6MTc3NzI4NzU0MH0.bK6V0dnqZFhH6ZJCgZs5388My0vNlXcMKRvOSJrLeiY\u0026attachment=MATLAB%E7%A5%9E%E7%BB%8F%E7%BD%91%E7%BB%9C%E8%B6%85%E7%BA%A7%E5%AD%A6%E4%B9%A0%E6%89%8B%E5%86%8C.epub"},"errcode":0,"message":"获取电子书下载链接成功"}