Examine source code of Purple Grass Flower

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#d4bad2",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Purple Grass Flower",
  "manifest_version": 2,
  "description": "Special Thank you\nCredit wallpaper : <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/e58f524678db5db8dfaa030676c93cf572e186cb80e6fece4e4a1e7548ae0a64/https%3A//wallpapersite.com/\">https://wallpapersite.com/</a>"
}