@Override
    protected ObjectNode createNode() {
        NodeMapper mapper = new NodeMapper();
        mapper.disableToNodeForClass(MockIntegrationTrait.class);
        mapper.setOmitEmptyValues(true);
        return mapper.serialize(this).expectObjectNode();
    }
Gets the contentHandling property of the integration.

@return Returns the contentHandling property.
smithy-aws-apigateway-traits/src/main/java/software/amazon/smithy/aws/apigateway/traits/MockIntegrationTrait.java