core-bundle/src/Security/Authentication/Token/FrontendPreviewToken.php
public function unserialize($serialized): void
    {
        [$this->showUnpublished, $parentStr] = unserialize($serialized, ['allowed_classes' => true]);

        parent::unserialize($parentStr);
    }
public function unserialize($serialized): void
    {
        [$this->showUnpublished, $parentStr] = unserialize($serialized, ['allowed_classes' => true]);

        parent::unserialize($parentStr);
    }
{@inheritdoc}