/* LINK Field */
        $field_link = [];
        if ($node->hasField('field_link') && !$node->get('field_link')->isEmpty()) {
          $link_field = $node->get('field_link')->first();
          $url = $link_field->getUrl();
          $title = $link_field->getTitle();
          if ($url) {
            $field_link['url'] = $url->toString();
          }
          if ($title) {
            $field_link['title'] = $link_field->getTitle();
          } else {
            $field_link['title'] =  $url->toString();;
          }
        }