Examine source code of akatsuki lineup

{
  "name": "akatsuki lineup",
  "manifest_version": 2,
  "version": "1.1resigned1",
  "theme": {
    "images": {
      "theme_frame": "Screenshot_2.png"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(255, 31, 31, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(255, 31, 31, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.23)",
      "toolbar_field_text": "rgba(255, 31, 31, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b8074362-d057-4f0b-98e8-13333e6720da}"
    }
  }
}