获取上传文件的地址

请求方式 POST

入参

返回结果

{
    "flag": 100,
    "flagSrting": "success",
    "data": {
                "uploadHeader":{
                        "Content-MD5": "NpZlSlmSBph+zb9lrMZsGg==",
                        "Content-Type": "image/jpeg",
                        "Content-Length": "38414"
                },
                "uploadUrl":"http://xxxxx/xxx"
        }
}