We've just upgraded our Powerspace connection. You now have access to additional dimensions in Funnel.
Here's a list of fields that are currently supported by this data source:
[Dimension] Ad Group - New
[Dimension] Ad Group ID - New
[Dimension] Advertiser ID - New
[Dimension] Campaign ID - New
We hope you find these additional fields useful. If you're unable to find the field you need in the list above, please contact firstname.lastname@example.org.