This example will show how to convert a ShaderToy shader into a reusable component inside the Umajin Editor.  If you have not read the first tutorial, you should read that first. We will start with this example and import that into the Umajin Editor.  You should now have the spinner

You can import your ShaderToy code for use in Umajin projects. Just note that ALL contributions to the Shadertoy site have individual licensing requirements and many are not available for commercial use or are available only with special conditions. Please make sure to read carefully and comply with any licensing