Important:
As an useful reminder, the easiest way to connect Microsoft 365 AD with Sigilium is to allow us to read the users list (explanations here: https://help.sigilium.com/article/86-microsoft-365-active-directory)
If you prefer, you can create a script that will :
Connect to your AD
Export the list of users in CSV or JSON
Upload them to Sigilium using our API
https://networkproguide.com/powershell-export-active-directory-users-to-csv/