$pages = [
          {
            'page' => 'p1',
            'questions' => [
                             {
                               'name' => '4B',
                               'label' => 'Do you like your pie with ice cream?',
                               'single' => [
                                             'Yes',
                                             'No'
                                           ],
                             },
                             {
                               'name' => '4C',
                               'label' => 'Do you like your pie with whipped cream?',
                               'single' => [
                                             'Yes',
                                             'No'
                                           ],
                             }
                           ]
          }
        ];