{"code":0,"cost":0,"msg":"获取资源成功","data":{"fileName":"Unit 3.pdf","fileExt":"","url":"https://fltrp-gy.oss-cn-shanghai.aliyuncs.com/bookresource/fltrp/Other/3/3723/63574508afe59_0/Unit%C2%A03.pdf?Expires=1775774367&OSSAccessKeyId=LTAI5t8hVpyYsqXJACqKMLjq&Signature=xMJGo%2BX0vaBrNyjn8c7aspv4JC0%3D","mimitype":"application/pdf","resourceType":"2"}}