world-game/site/templates/home.json.php

<?php

$specificData = [
  'hero' => [
    'title' => $page->hero_title()->value(),
    'title_highlight' => $page->hero_title_highlight()->value(),
    'subtitle' => $page->hero_subtitle()->value(),
    'ctaText' => $page->ctaText()->value(),
    'ctaPath' => $page->ctaLink()->toPage()?->id() ?? '#',
    'image' => $page->hero_image()->toFile()?->url()
  ],
  'background_video' => $page->background_video()->toFile()?->url(),
  'floating_bubbles' => $page->floating_bubbles()->toStructure()->map(function($bubble) {
    return [
      'text' => $bubble->text()->value(),
      'position' => $bubble->position()->value()
    ];
  })->values()
];

$pageData = array_merge($genericData, $specificData);

header('Content-Type: application/json');
echo json_encode($pageData);