System/Library/PrivateFrameworks/GameCenterUI.framework
GKLoadingCell.h
@class UILabel, UIActivityIndicatorView;
@interface GKLoadingCell : UICollectionViewCell
@property (retain, nonatomic) UILabel *loading;
@property (retain, nonatomic) UIActivityIndicatorView *activityIndicator;
- (void).cxx_destruct;
- (void)awakeFromNib;
@end