Modify existing authorized user of workset via grid:
- Identify user who will granted authorizations
- Identify authorizations to be added/changed to that person
- Perform the update call
- Refresh the view
Add new user to workset:
- Get list of users that can be modified (by grantor)
- Select grantee from list of users
- Call permset with the param "EXISTS"
- refresh view, which adds grantee to grid; then follow steps above for existing user