AFHTTPRequestOperation* uploadOperation = [mgr POST:url parameters:paramDict constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
            NSData* imageData = UIImageJPEGRepresentation(image, 1);
            NSDateFormatter* formatter = [[NSDateFormatter alloc] init];
            formatter.dateFormat
 
 = @"yyyyMMddHHmmss";
            NSString* str = [formatter stringFromDate:[NSDate date]];
            NSString* fileName = [NSString stringWithFormat:@"%@.jpeg", str];
            [formData appendPartWithFileData:imageData name:name fileName:fileName mimeType:@"image/jpeg"];

        }
            success:^(AFHTTPRequestOperation* _Nonnull operation, id
 
 _Nonnull responseObject) {
                if (successBlock) {
                    successBlock(operation, responseObject);
                }
            }
            failure:^(AFHTTPRequestOperation* _Nonnull operation, NSError* _Nonnull error) {
                if (errorBlock) {
                    errorBlock(operation, error);
                }
            }];
        [uploadOperation setUploadProgressBlock:^(NSUInteger bytesWritten, long
 
 long totalBytesWritten, long long totalBytesExpectedToWrite) {
            CGFloat progress = ((float)totalBytesWritten) / totalBytesExpectedToWrite;
            [SVProgressHUD showProgress:progress status:@"上傳中" maskType:SVProgressHUDMaskTypeBlack];
        }];