Examine source code of Game Of Thrones Houses

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#5e4f4f",
      "tab_background_text": "#f7f7f7"
    }
  },
  "version": "2.0",
  "name": "Game Of Thrones Houses",
  "manifest_version": 2,
  "description": "Theme showing some of the main houses from Game Of Thrones"
}