#import <QiniuSDK.h>
...
    NSString token = @"从服务端SDK获取";
    QNUploadManager *upManager = [[QNUploadManager alloc] init];
    NSData *data = [@"Hello, World!" dataUsingEncoding : NSUTF8StringEncoding];
    [upManager putData:data key:@"hello" token:token
        complete: ^(QNResponseInfo *info, NSString *key, NSDictionary *resp) {
        NSLog(@"%@", info);
        NSLog(@"%@", resp);
    } option:nil];
...