public void TestFetchResponse()
        {
            var twilioRestClient = Substitute.For <ITwilioRestClient>();

            twilioRestClient.AccountSid.Returns("ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX");
            twilioRestClient.Request(Arg.Any <Request>())
            .Returns(new Response(
                         System.Net.HttpStatusCode.OK,
                         "{\"account_sid\": \"ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\"assistant_sid\": \"UAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\"sid\": \"UKkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk\",\"url\": \"https://autopilot.twilio.com/v1/Assistants/UAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/Dialogues/UKkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk\",\"data\": {}}"
                         ));

            var response = DialogueResource.Fetch("UAXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", "UKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", client: twilioRestClient);

            Assert.NotNull(response);
        }
    static void Main(string[] args)
    {
        // Find your Account Sid and Token at twilio.com/console
        const string accountSid = "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        const string authToken  = "your_auth_token";

        TwilioClient.Init(accountSid, authToken);

        var dialogue = DialogueResource.Fetch(
            pathAssistantSid: "UAXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
            pathSid: "UKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
            );

        Console.WriteLine(dialogue.AssistantSid);
    }
        public void TestFetchRequest()
        {
            var twilioRestClient = Substitute.For <ITwilioRestClient>();
            var request          = new Request(
                HttpMethod.Get,
                Twilio.Rest.Domain.Autopilot,
                "/v1/Assistants/UAXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/Dialogues/UKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
                ""
                );

            twilioRestClient.Request(request).Throws(new ApiException("Server Error, no content"));

            try
            {
                DialogueResource.Fetch("UAXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", "UKXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", client: twilioRestClient);
                Assert.Fail("Expected TwilioException to be thrown for 500");
            }
            catch (ApiException) {}
            twilioRestClient.Received().Request(request);
        }