import { HTTP } from '@awesome-cordova-plugins/http/ngx';
constructor(private http: HTTP) {}
...
this.http.get('http://ionic.io', {}, {})
  .then(data => {
    console.log(data.status);
    console.log(data.data); 
    console.log(data.headers);
  })
  .catch(error => {
    console.log(error.status);
    console.log(error.error); 
    console.log(error.headers);
  });