static async Task SendMessageReadAsync(TwitterContext twitterCtx) { ulong recipientID = 15411837; Console.Write("Which DM would you mark read? (please enter DM ID): "); string?dmInput = Console.ReadLine(); ulong.TryParse(dmInput, out ulong dmID); try { await twitterCtx.MarkReadAsync(dmID, recipientID); Console.WriteLine("\nDM Marked as read."); } catch (TwitterQueryException tqEx) { Console.WriteLine($"\nProblem Marking DM as read: ({tqEx.StatusCode}) - {tqEx.ReasonPhrase}"); } }