Examine source code of Racing Miku 2012

{
  "theme": {
    "images": {
      "theme_frame": "Persona_header2.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#8cf0ff"
    }
  },
  "version": "2.0",
  "name": "Racing Miku 2012",
  "manifest_version": 2,
  "description": "Original Character Design by: GAN. The official 2012 Racing Miku artwork used by GSR for the 2012 Autobacs Super GT series."
}