Examine source code of utawarerumono 2

{
  "theme": {
    "images": {
      "theme_frame": "1242273739302.PNG"
    },
    "colors": {
      "frame": "#3671e8",
      "tab_background_text": "#f5c4f0"
    }
  },
  "version": "2.0",
  "name": "utawarerumono 2",
  "manifest_version": 2,
  "description": "utawarerumono"
}