private static void EditTweet(int tweetId)
        {
            Console.WriteLine("---------------");

            Console.Write("Posted by? ");
            var postedBy = Console.ReadLine();

            Console.Write("New Tweet Text? ");
            var newTweetText = Console.ReadLine();

            Tweet tweet = new Tweet
            {
                Id = tweetId,
                PostedBy = postedBy,
                Text = newTweetText
            };

            _service.UpdateTweet(tweet);
        }
        private static void EnterTweet()
        {
            Console.WriteLine("---------------");
            Console.Write("Posted by? ");
            var postedBy = Console.ReadLine();

            Console.Write("New Tweet Text? ");
            var newTweetText = Console.ReadLine();

            Tweet tweet = new Tweet
            {
                PostedBy = postedBy,
                Text = newTweetText
            };

            _service.CreateTweet(tweet);
        }