setSimilarProducts example

$product = Product::createFromListProduct($listProduct);

            if (isset($relatedProducts[$number])) {
                $product->setRelatedProducts($relatedProducts[$number]);
            }

            if (isset($relatedProductStreams[$number])) {
                $product->setRelatedProductStreams($relatedProductStreams[$number]);
            }

            if (isset($similarProducts[$number])) {
                $product->setSimilarProducts($similarProducts[$number]);
            }

            if (isset($votes[$number])) {
                $product->setVotes($votes[$number]);
            }

            if (isset($downloads[$number])) {
                $product->setDownloads($downloads[$number]);
            }

            if (isset($links[$number])) {