code: protected function render($table, $metaModel, Request $request)
      {
          $fields = $this->generateForm($table, $metaModel, $request);
  
          return [
              'action'        => '',
              'requestToken'  => REQUEST_TOKEN,
              'href'          => $this->getReferer($request, $table, true),
              'backBt'        => $this->translator->trans('MSC.backBT', [], 'contao_default'),
              'add'           => $this->translator->trans('MSC.continue', [], 'contao_default'),
              'saveNclose'    => $this->translator->trans('MSC.saveNclose', [], 'contao_default'),
              'activate'      => $this->translator->trans($table . '.addAll_activate', [], 'contao_' . $table),
              'headline'      => $this->translator->trans($table . '.addall.1', [], 'contao_' . $table),
              'selectAll'     => $this->translator->trans('MSC.selectAll', [], 'contao_default'),
              'cacheMessage'  => '',
              'updateMessage' => '',
              'hasCheckbox'   => count($fields) > 0,
              'fields'        => $fields,
          ];
      }
docs: Render the output array for the template.
  
  @param string     $table     The name of the table to add to.
  @param IMetaModel $metaModel The MetaModel name on which to work on.
  @param Request    $request   The request.
  
  @return array