Examine source code of Pandora Hearts Chess

{
  "theme": {
    "images": {
      "theme_frame": "PHPersonas7.jpg"
    },
    "colors": {
      "frame": "#8cfa82",
      "tab_background_text": "#051205"
    }
  },
  "version": "2.0",
  "name": "Pandora Hearts Chess",
  "manifest_version": 2,
  "description": "Pandora Hearts"
}