filterInvisibleFields example

/** * @return array<mixed> */
    public function jsonSerialize(): array
    {
        $data = parent::jsonSerialize();

        unset($data['_entityName']);
        unset($data['_fieldVisibility']);

        $data = $this->filterInvisibleFields($data);

        if (!$this->hasExtension('foreignKeys')) {
            return $data;
        }

        $extension = $this->getExtension('foreignKeys');

        if (!$extension instanceof ArrayEntity) {
            return $data;
        }