Guided Journeys - Parameters supported for transactions?

Summary:

We are trying to set guided journeys on transaction pages such as Hiring, Transfer, Termination, and we would like to know what parameters are supported.

Content (please ensure you mask any confidential information):

Hello experts,

Our customer's environment in passing from Responsive to Redwood, and we are trying to use Guided journeys instead of Buttons to help customers through these pages.

We found these documentation pages that tell us what parameters are supported in Workforce Structure pages and Employment info respectively.

Those parameters are working correctly on Personal details, Employment info, Jobs, Positions and other Workforce Structure pages.

What we cannot actually find is the parameters supported on