@class NSString, MPCPlaybackEngine; @protocol MPCPlaybackEngineEventStreamSubscription; @interface MPCPlayPerfConsumer : NSObject { NSString *_lastSiriReferenceIdentifier; } @property (class, readonly, copy, nonatomic) NSString *identifier; @property (readonly, nonatomic) id subscription; @property (readonly, weak, nonatomic) MPCPlaybackEngine *playbackEngine; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)coreAnalyticsEventNameWithEventType:(id)a0; + (id)analyticsFormat:(id)a0; + (id)analyticsContentType:(long long)a0; - (id)initWithPlaybackEngine:(id)a0; - (void)unsubscribeFromEventStream:(id)a0; - (void).cxx_destruct; - (void)subscribeToEventStream:(id)a0; - (void)generatePlayPerfSignposts:(id)a0; - (void)handleMetrics:(id)a0; - (void)publishPlaybackMetrics:(id)a0; - (void)sendMetricsToCoreAnalytics:(id)a0; - (void)sendMetricsToSiriSelfLogger:(id)a0; - (void)setupErrorHandlerForEventType:(id)a0 errorKey:(id)a1 prefix:(id)a2; @end