public static void RunUserFeed()
        {
            var feedManager = new FeedManager("7ad2d0bb-6c44-4a93-a146-6c8ed845860b", "TEST", 0);

            feedManager.AddUsers(_users);
            var valid         = feedManager.Validate();
            var publishResult = feedManager.PublishAsync().Result;

            Console.WriteLine($"Published: {publishResult.Success.ToString()}. Error: {publishResult.PublishUserFeedResult.Error}");
        }