public async Task Handle(UserCategoryNameChangedEvent handle)
        {
            var items = await _categoryRepo.FindByAsync(c => c.Id == handle.AggregateId).ConfigureAwait(false);

            var item = items.FirstOrDefault();

            if (item != null)
            {
                item.Name         = handle.Name;
                item.Version      = handle.Version;
                item.ModifiedDate = handle.Timestamp;
            }

            await _categoryRepo.Update(item).ConfigureAwait(false);
        }