Examine source code of Hiddensee Collage 3

{
  "theme": {
    "images": {
      "theme_frame": "2komplett_header.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Hiddensee Collage 3",
  "manifest_version": 2,
  "description": "Hiddensee in der Ostsee\nBernstein - Steilküste - Möwe - Mond - Buhnen - Meer\nAmber - Steep Coast - Seagull - Moon - groin - Sea"
}