QCloudPostObjectRestoreRequest *req = [QCloudPostObjectRestoreRequest new];

// Bucket name in the format of BucketName-APPID, which can be viewed in the COS console at https://console.cloud.tencent.com/cos5/bucket
req.bucket = @"examplebucket-1250000000";

// Object key, i.e., the full path of a COS object. If the object is in a directory, the path should be "video/xxx/movie.mp4"
req.object = @"exampleobject";

// Set the expiration time of the temporary copy.
req.restoreRequest.days = 10;

// Configuration of the restoration type
req.restoreRequest.CASJobParameters.tier = QCloudCASTierStandard;

[req setFinishBlock:^(id outputObject, NSError *error) {
    // outputObject contains all response HTTP headers
    NSDictionary* info = (NSDictionary *) outputObject;
}];

[[QCloudCOSXMLService defaultCOSXML] PostObjectRestore:req];

let restore = QCloudPostObjectRestoreRequest.init();

// Bucket name in the format of BucketName-APPID, which can be viewed in the COS console at https://console.cloud.tencent.com/cos5/bucket
restore.bucket = "examplebucket-1250000000";

// Object key, i.e., the full path of a COS object. If the object is in a directory, the path should be "video/xxx/movie.mp4"
restore.object = "exampleobject";

// Set the expiration time of the temporary copy.
restore.restoreRequest.days = 10;

// Configuration of the restoration type
restore.restoreRequest.casJobParameters.tier = .standard;
restore.finishBlock = {(result,error)in
    if let result = result {
        // The result contains the response header information
    } else {
        print(error!);
    }
}
QCloudCOSXMLService.defaultCOSXML().postObjectRestore(restore);