setLinked example

$object->setUnitId($cheapest['unit_id'] ?? null);

        $prices = [];

        $blueprint = new Price('', 1, 1, true);

        foreach ($cheapest['price'] as $row) {
            $price = clone $blueprint;
            $price->setCurrencyId($row['currencyId']);
            $price->setGross((float) $row['gross']);
            $price->setNet((float) $row['net']);
            $price->setLinked((bool) $row['linked']);

            if (isset($row['listPrice'])) {
                $list = clone $blueprint;

                $list->setCurrencyId($row['currencyId']);
                $list->setGross((float) $row['listPrice']['gross']);
                $list->setNet((float) $row['listPrice']['net']);
                $list->setLinked((bool) $row['listPrice']['linked']);

                $price->setListPrice($list);
            }