getArticleCustomerGroups example

$data[0]['categories'] = $this->getArticleCategories($id);
        $data[0]['seoCategories'] = $this->getArticleSeoCategories($id);

        $data[0]['similar'] = $this->getArticleSimilars($id);
        $data[0]['streams'] = $this->getArticleRelatedProductStreams($id);
        $data[0]['related'] = $this->getArticleRelated($id);
        $data[0]['images'] = $this->getArticleImages($id);

        $data[0]['links'] = $this->getArticleLinks($id);
        $data[0]['downloads'] = $this->getArticleDownloads($id);
        $data[0]['customerGroups'] = $this->getArticleCustomerGroups($id);
        $data[0]['mainPrices'] = $this->getPrices($data[0]['mainDetail']['id'], $tax);
        $data[0]['configuratorSet'] = $this->getArticleConfiguratorSet($id);

        $data[0]['dependencies'] = [];

        if (!empty($data[0]['configuratorSetId'])) {
            $data[0]['dependencies'] = $this->getArticleDependencies($data[0]['configuratorSetId']);
        }

        $data[0]['configuratorTemplate'] = $this->getArticleConfiguratorTemplate($id, $tax);