Examine source code of spiro colorfull

{
  "theme": {
    "images": {
      "theme_frame": "spirocolorfull.jpg"
    },
    "colors": {
      "frame": "#f7a500",
      "tab_background_text": "#ffc34c"
    }
  },
  "version": "2.0",
  "name": "spiro colorfull",
  "manifest_version": 2,
  "description": "look like floral design"
}