code: @Override
      public CreateTransitGatewayRouteTableResult createTransitGatewayRouteTable(CreateTransitGatewayRouteTableRequest request) {
          request = beforeClientExecution(request);
          return executeCreateTransitGatewayRouteTable(request);
      }
docs: <p>
  Creates a route table for the specified transit gateway.
  </p>
  
  @param createTransitGatewayRouteTableRequest
  @return Result of the CreateTransitGatewayRouteTable operation returned by the service.
  @sample AmazonEC2.CreateTransitGatewayRouteTable
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/ec2-2016-11-15/CreateTransitGatewayRouteTable"
  target="_top">AWS API Documentation</a>