text: public virtual CreateTransitGatewayRouteResponse CreateTransitGatewayRoute(CreateTransitGatewayRouteRequest request){var options = new InvokeOptions();options.RequestMarshaller = CreateTransitGatewayRouteRequestMarshaller.Instance;options.ResponseUnmarshaller = CreateTransitGatewayRouteResponseUnmarshaller.Instance;return Invoke<CreateTransitGatewayRouteResponse>(request, options);}