Examine source code of Trout Feeding

{
  "theme": {
    "images": {
      "theme_frame": "Trout2.jpg"
    },
    "colors": {
      "frame": "#407d0e",
      "tab_background_text": "#f5f2f2"
    }
  },
  "version": "2.0",
  "name": "Trout Feeding",
  "manifest_version": 2,
  "description": "Trout feeding, computer generated with the ray-tracing program, Bryce\".\nSee more illustrations and animations from PeakPixels on our YouTube channel."
}