{"code":0,"cost":0,"msg":"获取资源成功","data":{"fileName":"Unit 3.pptx","fileExt":"","url":"https://fltrp-gy.oss-cn-shanghai.aliyuncs.com/bookresource/fltrp/Other/3/3558/623ae3b948136_0/Unit%203.pptx?Expires=1781500426&OSSAccessKeyId=LTAI5t8hVpyYsqXJACqKMLjq&Signature=WHabS%2Bq1H4c6hj7uvi%2BAs885lY0%3D","mimitype":"application/zip","resourceType":"2"}}