@interface PLLegacyChangeEvent : NSObject + (id)_descriptionForEvent:(id)a0 withPersistentStoreCoordinator:(id)a1; + (id)localChangeEventFromChangeHubEvent:(id)a0 withLibraryBundle:(id)a1; + (id)_descriptionForEvent:(id)a0; + (BOOL)isEmptyEvent:(id)a0; @end