Examine source code of Sky Radio

{
  "theme": {
    "images": {
      "theme_frame": "Personas_header.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#132664"
    }
  },
  "version": "2.0",
  "name": "Sky Radio",
  "manifest_version": 2,
  "description": "Have a nice day with Sky Radio 101 FM"
}