I've looked through the API help and I haven't had any luck. I'm working on batch transferring files into PDM standard however I need to prep the files before adding to PDM. 

I've got all the tasks figured out except changing the column property in the revision table. Currently the property is set to Custom with a custom title:

Ideally I'd like a macro that would change that column to this:

I've tried recording the change and still no luck, any advice?