Examine source code of Electric Guitar

{
  "theme": {
    "images": {
      "theme_frame": "ElectricGuitar.png"
    },
    "colors": {
      "frame": "#878080",
      "tab_background_text": "#e6e453"
    }
  },
  "version": "2.0",
  "name": "Electric Guitar",
  "manifest_version": 2,
  "description": "Electric Guitar.The most popular instrument played by so many talents,and we are happy to hear them !"
}