Update how-to-manage-users.md

Author: shikhagarg1

articles/energy-data-services/how-to-manage-users.md

@@ -25,7 +25,7 @@ In this article, you learn how to manage users and their memberships in OSDU gro
 The Azure object ID (OID) is the Microsoft Entra user OID.
 
 1. Find the OID of the users first. If you're managing an application's access, you must find and use the application ID (or client ID) instead of the OID.
-1. Input the OID of the users (or the application or client ID if managing access for an application) as parameters in the calls to the Entitlements API of your Azure Data Manager for Energy instance.
+1. Input the OID of the users (or the application or client ID if managing access for an application) as parameters in the calls to the Entitlements API of your Azure Data Manager for Energy instance. You can not use user's email id in the parameter and must use object ID.
 
    :::image type="content" source="media/how-to-manage-users/azure-active-directory-object-id.png" alt-text="Screenshot that shows finding the object ID from Microsoft Entra ID.":::