Examine source code of Bubble Bobble pixel

{
  "name": "Bubble Bobble pixel",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "4534257-Ghmk47wjmwLggte32.jpg"
    },
    "colors": {
      "frame": "rgba(255, 5, 238, 0)",
      "tab_background_text": "rgba(0, 166, 255, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(0, 166, 255, 1)",
      "toolbar_field": "rgba(238, 0, 250, 0)",
      "toolbar_field_text": "rgba(106, 255, 0, 1)",
      "tab_line": "rgba(239, 0, 252, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{17fd48ac-451c-4149-bfe9-d9671edccb69}"
    }
  }
}