Examine source code of Hiddensee Collage 4

{
  "theme": {
    "images": {
      "theme_frame": "3komplett_header.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Hiddensee Collage 4",
  "manifest_version": 2,
  "description": "Die Insel Hiddensee in der Ostsee\nLeuchtturm - Steilküste - Sonnenuntergang\nIsland Hiddensee in the Baltic Sea\nLighthouse - Steep Coast - Sundown - Sunset"
}