Examine source code of All Mossy

{
  "theme": {
    "images": {
      "theme_frame": "mossy1.jpg"
    },
    "colors": {
      "frame": "#9dbd84",
      "tab_background_text": "#edffe0"
    }
  },
  "version": "2.0",
  "name": "All Mossy",
  "manifest_version": 2,
  "description": "Under the train tracks, this section of the wall gets very little direct sunlight. I like the subdued greens and browns here. Very soothing yet old and decaying."
}