Well, we did not take much effort to load a static model, rather we took more effort to animate the model. Hence, let's first understand how animation data is encoded in a JSON file.
model/obj/mrgreen.json in your text editor. In the file, you will find an element animation. When the file is viewed in any JSON viewer, you will see
hierarchy as the animation object's child elements. To understand our JSON file, we used an online viewer (http://jsonviewer.stack.hu/). We loaded our JSON file in the viewer as shown in the following screenshot:
The other child elements ...