@class GKScoreInternal, GKLeaderboardInternal; @interface GKScoreChallengeInternal : GKChallengeInternal @property (copy, nonatomic) GKScoreInternal *score; @property (retain, nonatomic) GKLeaderboardInternal *leaderboard; + (id)internalRepresentation; + (id)secureCodedPropertyKeys; - (id)titleText; - (void).cxx_destruct; - (unsigned long long)type; - (id)serverRepresentationForReceivingPlayer:(id)a0; @end