How to Selectively Collapse Member Expansion Headers on Cube Views?
So I currently have this cube view:

Is it possible to configure the cube view so that the headers for the second member expansion (for UD2) start expanded, while the other row headers stay collapsed? Ideally it would look like this:

I have tried using the following header format:

However, this doesn't work, presumably because RowExpansionMode is a "Entire Cube View" setting. Is there a setting I'm missing, or would it be possible with an extender rule?

