@class NSDate; @interface FISleepUserDay : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (copy, nonatomic) NSDate *creationDate; @property (copy, nonatomic) NSDate *startOfDay; @property (copy, nonatomic) NSDate *endOfDay; - (void)encodeWithCoder:(id)a0; - (id)initEmptySleepUserDay; - (id)initWithStartOfDay:(id)a0 endOfDay:(id)a1; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (BOOL)isEmpty; @end