Examine source code of Swan Realm

{
  "theme": {
    "images": {
      "theme_frame": "SWANWORLDFINISH.jpg"
    },
    "colors": {
      "frame": "#58abc9",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Swan Realm",
  "manifest_version": 2,
  "description": "Water lily leaf swan birds bubble rose butterfly butterflies sunrise sunset girlie feminine scenery lake pink blue green nature magic Real.Twilight"
}