Examine source code of Dolphins Two Jumping

{
  "theme": {
    "images": {
      "theme_frame": "Dolphins2Jumping.jpg"
    },
    "colors": {
      "frame": "#0f0202",
      "tab_background_text": "#080101"
    }
  },
  "version": "2.0",
  "name": "Dolphins Two Jumping",
  "manifest_version": 2,
  "description": "Two dolphins jumping.  My wife, Donna Ryder, photographer extraordinaire, took this picture while we on the Little Toot."
}