Examine source code of Miku flower aura

{
  "theme": {
    "images": {
      "theme_frame": "miku4.jpg"
    },
    "colors": {
      "frame": "#a2ed85",
      "tab_background_text": "#285354"
    }
  },
  "version": "2.0",
  "name": "Miku flower aura",
  "manifest_version": 2,
  "description": "a Miku theme"
}