You can use the CreativeEngine API to create .scene files from scratch or load and edit existing ones.
You can find a quick start guide for the Engine API on the CE.SDK documentation website. Here is the link to the guide here.
Additionally, the Engine API is also available in the Full-Featured CreativeEditorSDK
UI package. You can refer to the CreativeEditorSDK
quickstart guide to getting started with this UI package and access the Engine API using let engine = editor.engine
. Here is the link to the quickstart guide.