public function render()
    {
        return [
            'id'            => $this->getId(),
            'translate'     => 'label comment',
            'showInDefault' => 1,
            'showInWebsite' => 0,
            'showInStore'   => 0,
            'sortOrder'     => 1,
            'label'         => $this->label,
            'comment'       => $this->comment,
            '_elementType'  => 'group',
            'path'          => self::BASE_CONFIG_PATH,
            'children'      => $this->children
        ];
    }