StringBuilder sb = new StringBuilder("https://maps.googleapis.com/maps/api/place/nearbysearch/json?");
        sb.append("location=" + mLatitude + "," + mLongitude);
        sb.append("&radius=700");
        sb.append("&types=" +"store");
        sb.append("&sensor=true");
        sb.append("&key=" + getResources().getString(R.string.google_maps_key));