public function afterGetVariables(\Magento\Email\Block\Adminhtml\Template\Edit\Form $subject, $result)
    {
        $additionalConfigValues = $this->variables->getAdditionalConfigVariables();
        $optionArray = [];
        foreach ($additionalConfigValues as $variable) {
            $optionArray[] = [
                'value' => '{{config path="' . $variable['value'] . '"}}',
                'label' => $variable['label'],
            ];
        }
        if ($optionArray) {
            $result[] = [
                'label' => __('Imprint'),
                'value' => $optionArray,
            ];
        }
        return $result;
    }