public Resultados Cancelar(WSConecFM.requestCancelarCFDI RequestCancelarCFDI, string uuid)
        {
            Resultados result = new Resultados();

            try
            {
                RequestCancelarCFDI.uuid = uuid;

                // set this before any web requests or WCF calls
                if (RequestCancelarCFDI.proxy_url != "")
                {
                    WebRequest.DefaultWebProxy = new WebProxy(new Uri(RequestCancelarCFDI.proxy_url + ":" + RequestCancelarCFDI.proxy_port))
                    {
                        Credentials = new NetworkCredential(RequestCancelarCFDI.proxy_user, RequestCancelarCFDI.proxy_pass),
                    };
                }

                //  Conexion con el WS de Facturacion Moderna
                BasicHttpBinding binding = new BasicHttpBinding();
                setBinding(binding);

                // Direccion del servicio SOAP de Prueba
                EndpointAddress endpoint = new EndpointAddress(RequestCancelarCFDI.urlCancelado);

                // Crear instancia al servisio SOAP de cancelado
                WSLayoutFacturacionModerna.Timbrado_ManagerPort WSFModerna = new WSLayoutFacturacionModerna.Timbrado_ManagerPortClient(binding, endpoint);

                // Ejecutar servicio de Cancelado
                Object response = WSFModerna.requestCancelarCFDI(RequestCancelarCFDI);
                if (response != null)
                {
                    XmlDocument xmlDoc = new XmlDocument();
                    XmlDeclaration xmlDeclaration;
                    XmlElement xmlElementBody;
                    xmlDeclaration = xmlDoc.CreateXmlDeclaration("1.0", "uft-8", "no");
                    xmlElementBody = xmlDoc.CreateElement("Container");
                    xmlDoc.InsertBefore(xmlElementBody, xmlDoc.DocumentElement);
                    XmlElement xmlParentNode;
                    xmlParentNode = xmlDoc.CreateElement("responseSoap");
                    xmlDoc.DocumentElement.PrependChild(xmlParentNode);
                    XmlNode[] nodosXmlResponse = (XmlNode[])response;
                    foreach (XmlNode nodo in nodosXmlResponse)
                    {
                        if (nodo.InnerText.Length >= 1)
                        {
                            XmlElement xmlElemetResponse;
                            xmlElemetResponse = xmlDoc.CreateElement(nodo.Name.ToString());
                            XmlText xmlTextNode;
                            xmlTextNode = xmlDoc.CreateTextNode(nodo.InnerText.ToString());
                            xmlParentNode.AppendChild(xmlElemetResponse);
                            xmlElemetResponse.AppendChild(xmlTextNode);
                        }
                    }
                    XmlElement xmlElementMsg = (XmlElement)xmlDoc.GetElementsByTagName("Message").Item(0);
                    result.message = xmlElementMsg.InnerText;
                    result.code = "C000";
                    result.status = true;
                    return result;
                }
                else
                {
                    result.code = "C00N";
                    result.message = "El servicio de Cancelado respondio con NULL";
                    result.status = false;
                    return result;
                }
            }
            catch (Exception e)
            {
                result.code = "EX-001";
                result.message = "Error: " + e.Message;
                result.status = false;
                return result;
            }
        }