@interface FCUserEventHistoryMetadata : NSObject @property (nonatomic) long long aggregateStoreGenerationTime; @property (nonatomic) long long aggregateTotalCount; @property (nonatomic) double meanCountOfEvents; @property (nonatomic) long long sessionsOnDiskSize; @property (nonatomic) double standardDeviationOfEvents; @property (nonatomic) long long totalEventsCount; @property (nonatomic) long long headlineEventCount; @property (nonatomic) long long headlinesWithValidTitleEmbeddingsEventCount; @property (nonatomic) long long headlinesWithInvalidTitleEmbeddingsEventCount; @property (nonatomic) long long headlinesWithValidBodyEmbeddingsEventCount; @property (nonatomic) long long headlinesWithInvalidBodyEmbeddingsEventCount; + (id)emptyWithSessionsOnDiskSize:(long long)a0; - (id)initWithAggregateStoreGenerationTime:(long long)a0 aggregateTotalCount:(long long)a1 meanCountOfEvents:(double)a2 sessionsOnDiskSize:(long long)a3 standardDeviationOfEvents:(double)a4 totalEventsCount:(long long)a5 headlineEventCount:(long long)a6 headlinesWithValidTitleEmbeddingsEventCount:(long long)a7 headlinesWithInvalidTitleEmbeddingsEventCount:(long long)a8 headlinesWithValidBodyEmbeddingsEventCount:(long long)a9 headlinesWithInvalidBodyEmbeddingsEventCount:(long long)a10; - (id)description; @end