Examine source code of GooglePlay-IT

{
  "manifest_version": 2,
  "name": "GooglePlay-IT",
  "description": "Cerca quello che ti serve sullo store di Google Play (IT)",
  "version": "1.0",
  "applications": {
    "gecko": {
      "strict_min_version": "55.0"
    }
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "GooglePlay-IT",
      "search_url": "https://play.google.com/store/search?q={searchTerms}&c=apps&start=0&num=48&hl=it",
      "keyword": "gplay",
      "favicon_url": "https://www.gstatic.com/android/market_images/web/favicon_v2.ico",
      "is_default": false,
      "encoding": "UTF-8"
    }
  }
}