Examine source code of John deere 7430

{
  "theme": {
    "images": {
      "theme_frame": "johndeere7430-Kopiafirefox44444ndrad222.jpg"
    },
    "colors": {
      "frame": "#014504",
      "tab_background_text": "#f8fc0f"
    }
  },
  "version": "2.0",
  "name": "John deere 7430",
  "manifest_version": 2,
  "description": "This is my first persona, hope you like it."
}