the Error TypeError: THREE.GLTFLoader is not a constructor at /script.js:5:14

 import { GLTFLoader } from "https://cdn.jsdelivr.net/npm/three@0.121.1/examples/jsm/loaders/GLTFLoader.js"
    let loader = new THREE.GLTFLoader();
    loader.load('scene.gltf', function(gltf){
      scene.add(gltf.scene);
      render.render(scene,camera);
    });