@interface TRIPBDuration : TRIPBMessage @property (nonatomic) double timeInterval; @property (nonatomic) double timeIntervalSince1970; @property (nonatomic) long long seconds; @property (nonatomic) int nanos; + (id)descriptor; - (id)initWithTimeInterval:(double)a0; - (id)initWithTimeIntervalSince1970:(double)a0; @end