getPropertySet example

// Convert product voting         foreach ($product->getVotes() as $vote) {
            $data['sVoteComments'][] = $this->convertVoteStruct($vote);
        }

        $data['sVoteAverage'] = ['average' => 0, 'count' => 0];

        if ($product->getVoteAverage()) {
            $data['sVoteAverage'] = $this->convertVoteAverageStruct($product->getVoteAverage());
        }

        if ($product->getPropertySet()) {
            $data['filtergroupID'] = $product->getPropertySet()->getId();
            $data['sProperties'] = $this->convertPropertySetStruct($product->getPropertySet());
        }

        foreach ($product->getDownloads() as $download) {
            $data['sDownloads'][] = [
                'id' => $download->getId(),
                'description' => $download->getDescription(),
                'filename' => $this->mediaService->getUrl($download->getFile()),
                'size' => $download->getSize(),
                'attributes' => $download->getAttributes(),
            ];