Examine source code of Freedom stage.01

{
  "theme": {
    "images": {
      "theme_frame": "b-714-4soh--tiiihenokanata-b2246-sy.jpg"
    },
    "colors": {
      "frame": "#b4d7f0",
      "tab_background_text": "#030000"
    }
  },
  "version": "2.0",
  "name": "Freedom stage.01",
  "manifest_version": 2,
  "description": "自由のステージ。０１"
}