I have a SharePoint Group, I want to resolve all the IDs present in the group as Display Names and list the names in the content of the email. Any help will be much appreaciated. Thank you.
I believe this will help you out: How to Get All the Users From a Specific SharePoint Group Using NINTEX Workflow
You can combine this with this: Retrieve a user's Display name from their login to get the display names.
Store all these in a Collection variable, using "add to" action, and then use that variable in your email.
Retrieving data ...