[Improvement]: Add Base URL on EMU SCIM with Okta article, for customers using GitHub Cloud with Data Residency (#55872)

Author: jusuchin85

content/admin/managing-iam/provisioning-user-accounts-with-scim/configuring-scim-provisioning-with-okta.md

@@ -120,7 +120,16 @@ Before starting this section, ensure you have followed steps **1 to 4** in [AUTO
 1. Click **Configure API integration**.
 1. In the "API Token" field, enter the {% data variables.product.pat_v1 %} belonging to the setup user.
 
-   {% data reusables.scim.import-groups-unsupported %}
+    {% data reusables.scim.import-groups-unsupported %}
+
+    {% ifversion ghec %}
+
+    > [!IMPORTANT]
+    > For an enterprise on {% data variables.enterprise.data_residency %} (GHE.com), please enter the following URL in the **Base URL** field: {% raw %}`https://api.{subdomain}.ghe.com/scim/v2/enterprises/{subdomain}`{% endraw %} (ensuring to replace {% raw %}`{subdomain}`{% endraw %} with your enterprise's subdomain).
+    >
+    > **For example**: if your enterprise's subdomain is {% raw %}`acme`{% endraw %}, the base URL would be {% raw %}`https://api.acme.ghe.com/scim/v2/enterprises/acme`{% endraw %}.
+
+    {% endif %}
 
 1. Click **Test API Credentials**. If the test is successful, a verification message will appear at the top of the screen.
 1. To save the token, click **Save**.