{"code":0,"cost":0,"msg":"获取资源成功","data":{"fileName":"Unit 4.rar","fileExt":"","url":"https://fltrp-gy.oss-cn-shanghai.aliyuncs.com/bookresource/fltrp/Other/3/2538/58465bc18a8c2_0/Unit%204.rar?Expires=1775863267&OSSAccessKeyId=LTAI5t8hVpyYsqXJACqKMLjq&Signature=lvHOjiGD8P81PticmR1PR%2Fb0Auw%3D","mimitype":"application/x-rar","resourceType":"2"}}