public Schedule EditSchedule(Guid scheduleId, out Luna.Core.Tuple <IEnumerable <ServiceQueue>, IEnumerable <Organization> > relations)
        {
            var schedule = _repository.Get(scheduleId);

            relations = new Core.Tuple <IEnumerable <ServiceQueue>, IEnumerable <Organization> >(
                _serviceQueueRepository.GetServiceQueueByCampaign(schedule.Campaign as Campaign),
                _organizationRepository.GetByCampaign(schedule.Campaign));
            return(schedule);
        }