@class NSArray, NSSet, NSMutableDictionary; @interface TrackedMessageListItems : NSObject { NSMutableDictionary *_trackedItems; } @property (readonly, nonatomic) unsigned long long count; @property (readonly, nonatomic) NSArray *itemIDs; @property (readonly, nonatomic) NSSet *itemIDsSet; @property (readonly, nonatomic) NSArray *messageListItems; - (id)init; - (void).cxx_destruct; - (void)trackMessageListItemWithItemID:(id)a0; - (BOOL)hasMessageListItemForItemID:(id)a0; - (void)trackmessageListItem:(id)a0; - (void)untrackAllMessageListItems; - (void)untrackMessageListItemWithItemID:(id)a0; - (void)untrackMessageListItemsWithItemIDs:(id)a0; - (void)updateMessageListItem:(id)a0; @end