Examine source code of Street views

{
  "theme": {
    "images": {
      "theme_frame": "IMG_1951_2.JPG"
    },
    "colors": {
      "frame": "#dbb030",
      "tab_background_text": "#635d52"
    }
  },
  "version": "2.0",
  "name": "Street views",
  "manifest_version": 2,
  "description": "Street views\nVues de rues"
}