Examine source code of APKranch New Tab

{
  "name": "APKranch New Tab",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "wallpaperflare.com_wallpaper (42).jpg"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(24, 82, 199, 0.79)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(116, 39, 240, 1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e96fe74b-b23a-42d6-91d6-e3de1080347f}"
    }
  }
}