An Access Manager is an authoritative figure to approve/ reject any of the modifications made in a catalog item.
All Onboarding tasks comes through to the 'Access Manager' for approval by form of a default workflow.
How can I get an Access Manager role?
You must have an Access Manager Role in your IDHub to avail the functionalities. The system administrator can help 'Setting up IDHub' and provide you this role from Search Catalog page in User module.