Update viewer.js

viewer.js

@@ -204,7 +204,7 @@ export async function initializeViewer(config, instanceId) {
 
     const presentoirEntity =assets.presentoir.resource.instantiateRenderEntity();
     presentoirEntity.setLocalScale(presentoirScaleX, presentoirScaleY, presentoirScaleZ);
-    app.root.addChild(glbEntity);
+    app.root.addChild(presentoirEntity);
     
     cameraEntity = new pc.Entity('camera');
     cameraEntity.addComponent('camera', { clearColor: new pc.Color(1, 1, 1, 1) });