protected function validateFieldValue()
    {
        $id = $this->getUpdatingId();

        if ($id === false) {
            return null;
        }

        $data = $this->field_value->get($id);

        if (empty($data)) {
            $this->setErrorUnavailable('update', $this->translation->text('Field value'));
            return false;
        }

        $this->setUpdating($data);
        return true;
    }