private async Task CreateRecentlyAdded(SocialMediaListsDetails details)
        {
            var now  = DateTime.UtcNow;
            var name = "Recently Added";

            details.Lists.Add(new SocialListBase
            {
                Id      = RecentlyAddedId,
                Created = now,
                Name    = name
            });

            var updateListsDetailsTask = _repo.UpdateListsDetailsAsync(details.Id, details);
            var createListTask         = _repo.CreateAsync(new SocialList
            {
                Id         = RecentlyAddedId,
                Created    = now,
                Name       = name,
                MediaPosts = new List <MediaPost>()
            });

            await Task.WhenAll(updateListsDetailsTask, createListTask);
        }