Examine source code of Strawberry Cheesecake

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Strawberry Cheesecake",
  "manifest_version": 2,
  "description": "Source image: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/c97d4c72d1eeda76cb8659517a6f03c82e7111871a496246e38a29f2e4f72dcf/https%3A//pixabay.com/en/food-cheese-cake-platter-plate-1985666/\">https://pixabay.com/en/food-cheese-cake-platter-plate-1985666/</a>"
}