Creating Product Master with configuration and it’s variant, then releasing it

static void CreateProduct(Args _args)
{
    EcoResProductMasterManager                  manager = EcoResProductMasterManager::construct();
    recId                                       productMasterRecId;
    EcoResDistinctProductVariant                productVariant;
    EcoResProductVariantCreationMgr             productVariantCreationMgr = new EcoResProductVariantCreationMgr();
    container                                   productVariantContainer;
    EcoResProductVariantDimValue                productVariantDimValue;
    EcoResTmpProductVariantSuggestion           productVariantSuggestion;
    EcoResProductDimGroupSetup                  productDimGroupSetup = EcoResProductDimGroupSetup::construct();
    EcoResProductMasterConfiguration            productMasterConfiguration;
    EcoResConfiguration                         productConfiguration;
    EcoResProductReleaseSessionManager          releaseSessionManager = EcoResProductReleaseSessionManager::newReleaseSession();
 
    try
    {
        ttsBegin;

        //Creates product master
        productMasterRecId = manager.createProductMaster("Product Name",
                                    "Product Search Name",
                                    EcoResProductType::Item,
                                    EcoResVariantConfigurationTechnologyType::PredefinedVariants,
                                    5637144576, //EcoResProductDimensionGroup::findByDimensionGroupName("CONFIG").RecId, //Product Group
                                    5637144576, //EcoResStorageDimensionGroup::findByDimensionGroupName("STODIM01").RecId,  //Product Tracking Dimension
                                    5637144826); //EcoResTrackingDimensionGroup::findByDimensionGroupName("TRKDIM02").RecId);  //Product Tracking Dimension

        //Creates product master translations
        EcoResProductTranslation::createOrUpdateTranslation(productMasterRecId, "Product Name", "Product Name Desc", "en-us");

        productMasterConfiguration.ConfigProductMaster = productMasterRecId;
        productMasterConfiguration.Configuration = 5637144593; //productConfiguration = EcoResConfiguration::findByName("STD");
        productmasterconfiguration.Description = "Product Standard configuration";
        productMasterConfiguration.AdditionalDescription = "Product Additional Description";
        productMasterConfiguration.ConfigProductDimensionAttribute = EcoResProductDimensionAttribute::inventDimFieldId2DimensionAttributeRecId(fieldNum(InventDim, ConfigId));
        productMasterConfiguration.insert();
 
        productVariantContainer = EcoResProductVariantDimValue::getDimensionValuesContainer("STD"); //precreated configuration dimension

        EcoResProductVariantManager::createProductVariant(productMasterRecId, "Variant A", productVariantContainer);

        releaseSessionManager.addProductMasterWithVariants(productMasterRecId);
        releaseSessionManager.addLegalEntityForAllProducts(xDataArea::find(curext()).RecId);
        releaseSessionManager.execute();

        ttsCommit;
    }
    catch
    {
        ttsAbort;
    }
}