Examine source code of Christmas holiday

{
  "name": "Christmas holiday",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "christmas-table-holiday-4k-wallpaper-uhdpaper.com-526@1@n-fotor-2024102802727.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "bookmark_text": "rgba(163, 247, 246, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6254e178-9052-45ea-baa4-ec8121a2ed96}"
    }
  }
}