Examine source code of Maytyoshka Vocaloid

{
  "theme": {
    "images": {
      "theme_frame": "wahoo.png"
    },
    "colors": {
      "frame": "#a0f516",
      "tab_background_text": "#11a607"
    }
  },
  "version": "2.0",
  "name": "Maytyoshka Vocaloid",
  "manifest_version": 2,
  "description": "Maytyoshka Vocaloid"
}