@interface ICSystemPaperThumbnailServiceInternal : NSObject { void /* unknown type, empty encoding */ fileManager; void /* unknown type, empty encoding */ observations; void /* unknown type, empty encoding */ $__lazy_storage_$_contextDidUpdateObject; void /* unknown type, empty encoding */ $__lazy_storage_$_cacheDidInvalidateObject; void /* unknown type, empty encoding */ $__lazy_storage_$_didUpdateSystemPaperNotes; void /* unknown type, empty encoding */ $__lazy_storage_$_contextDidDeleteObject; void /* unknown type, empty encoding */ $__lazy_storage_$_didDeleteSystemPaperNotes; void /* unknown type, empty encoding */ $__lazy_storage_$_accessibilityAppearanceDidChange; } @property (class, nonatomic, readonly) ICSystemPaperThumbnailServiceInternal *sharedService; @property (nonatomic, readonly) void /* unknown type, empty encoding */ thumbnailService; - (id)init; - (void)dealloc; - (void)invalidate; - (void).cxx_destruct; - (void)cancel; - (void)observe; - (void)invalidateForNote:(id)a0; - (void)invalidateForNoteIDs:(id)a0; - (void)invalidateForNotes:(id)a0; - (void)updateIfNeededForNote:(id)a0 completion:(id /* block */)a1; - (void)updateIfNeededForNoteIDs:(id)a0 completion:(id /* block */)a1; - (void)updateIfNeededForNotes:(id)a0 completion:(id /* block */)a1; - (void)updateIfNeededWithCompletion:(id /* block */)a0; - (void)updateRecentSystemPaperNote; @end