Examine source code of River Rats 3

{
  "theme": {
    "images": {
      "theme_frame": "RiverRats.jpg"
    },
    "colors": {
      "frame": "#c9bbbb",
      "tab_background_text": "#2b0404"
    }
  },
  "version": "2.0",
  "name": "River Rats 3",
  "manifest_version": 2,
  "description": "GLB Logo"
}