@class NSDate; @interface NGMTimeBasedEvaluations : NSObject @property (retain) NSDate *date; + (BOOL)prekeyShouldBeRolled:(id)a0; + (id)nowDate; + (id)oldestDateAllowedToSendTo; + (void)setNowDate:(id)a0; + (id)debugDescriptionForAction:(unsigned long long)a0; + (id)sharedManager; + (BOOL)prekeyCanBeDeleted:(id)a0; + (double)timeIntervalAllowedForAction:(unsigned long long)a0; + (BOOL)validateFetchedPrekeyTimestamp:(double)a0 forEvaluationType:(unsigned long long)a1; - (void).cxx_destruct; @end