public IHttpActionResult Password([FromBody] object json)
        {
            JObject o        = JObject.Parse(JsonConvert.SerializeObject(json));
            string  correo   = (string)o["correo"];
            string  old_pass = (string)o["old_pass"];
            string  new_pass = (string)o["new_pass"];

            using (var context = new csmEntities())
            {
                var temp = context.Database.SqlQuery <bool>("call cambiar_password (@correo, @old_pass, @new_pass)",
                                                            new MySqlParameter("@correo", correo),
                                                            new MySqlParameter("@old_pass", old_pass),
                                                            new MySqlParameter("@new_pass", old_pass)).ToList();

                context.SaveChanges();
                return(Ok(temp));
            }
        }
        public IHttpActionResult Enviar([FromBody] object json)
        {
            JObject o           = JObject.Parse(JsonConvert.SerializeObject(json));
            string  id_emisor   = (string)o["id_emisor"];
            string  id_receptor = (string)o["id_receptor"];
            string  mensaje     = (string)o["mensaje"];

            using (var context = new csmEntities())
            {
                var temp = context.Database.SqlQuery <bool>("call crear_mensaje (@id_emisor, @id_receptor, @mensaje)",
                                                            new MySqlParameter("@id_emisor", id_emisor),
                                                            new MySqlParameter("@id_receptor", id_receptor),
                                                            new MySqlParameter("@mensaje", mensaje)).ToList();

                context.SaveChanges();
                return(Ok(temp));
            }
        }