add(EXTRA_PROPERTIES_EXTENSION_TYPE, ExtraPropertiesExtension.EXTENSION_NAME, extraProperties);
    }

    @Deprecated
    @Override
    public Map<String, Object> getPlugins() {
        logConventionDeprecation();
        if (plugins == null) {
            plugins = new LinkedHashMap<>();
        }
        return plugins;
    }

    @Override
    public DynamicObject getExtensionsAsDynamicObject() {