Reverse geocoding using Lat & Long in nativescript angular

app.component.ts
let url = "http://maps.googleapis.com/maps/api/geocode/json?latlng=" + loc.latitude + "," + loc.longitude + "&sensor=true";

//API Call

this.http.get(url) 

.map(results => results.json()) 

.subscribe(results => { 

console.log("address " + results.results[0].formatted_address); 

}, error => {

 console.log("ERROR: ", error); 

});