ambil data dari variable fungsi javascript

saya mau ambil data

${crd.latitude}

dan

${crd.longitude}

di pindahkan ke

center: {lat: -6.2730483999999995, lng: 106.7386262}

, caranya gimana yaa?? :((

ini full codenya

 function success(pos) {
          var crd = pos.coords;

          console.log('Your current position is:');
          console.log(`Latitude : ${crd.latitude}`);
          console.log(`Longitude: ${crd.longitude}`);
          console.log(`More or less ${crd.accuracy} meters.`);
      };
      navigator.geolocation.getCurrentPosition(success);

      console.log(locations);
      var mapParent = 'map-side';
      var init = {
        zoom: 10,
            // center: {lat: -6.217076, lng: 106.768436},
            center: {lat: -6.2730483999999995, lng: 106.7386262},
            scaleControl: false
        };

        console.log(init);

        break;