Looking for Training on Bulk Load Manager-Created Learning Assignments

Summary:

I am very interested to use the Bulk Loading of Offerings on our Courses. We often need to assign 50 or more courses to one person under each offering when someone carries a secondary position. With 23D I have read through and saw on the New Features video this is now a capability to do through the HCM Data Loader. I see the "samples" but it would be great to watch it done through a video training if possible or screenshots at a minimum. Trying to look at a sample and get it to "line up"