Examine source code of Petry en las nubes

{
  "theme": {
    "images": {
      "theme_frame": "petryarriba.jpg"
    },
    "colors": {
      "frame": "#8f8787",
      "tab_background_text": "#050505"
    }
  },
  "version": "2.0",
  "name": "Petry en las nubes",
  "manifest_version": 2,
  "description": "Petry posando"
}