protected void Application_Start(object sender, EventArgs e) { GlobalConfiguration.Configure(configuration => { configuration.AddJsonpFormatter(); configuration.MapHttpAttributeRoutes(); configuration.EnsureInitialized(); var formatters = configuration.Formatters; var jsonFormatter = formatters.JsonFormatter; var settings = jsonFormatter.SerializerSettings; settings.Formatting = Formatting.Indented; settings.ContractResolver = new CamelCasePropertyNamesContractResolver(); }); ChatContext.Start(); }