Examine source code of Devil May Cry 5 V 4

{
  "name": "Devil May Cry 5 V 4",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "2.jpg"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 0)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.38)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 0.48)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3b52b4ba-ac87-4ffb-84b5-6cad09a16e69}"
    }
  }
}