Max limit of users

Author: Karuna-Mendix

content/en/docs/apidocs-mxsdk/apidocs/governance/user-identifiers-api.md

@@ -16,6 +16,10 @@ The User Identifiers API is available for Mendix Admins.
 
 The User Identifiers API allows Mendix admins to perform operations related to user identifiers within their company, such as obtaining the user UUIDs of specific email addresses.
 
+{{% alert color="info" %}}
+The User Identifiers API supports a maximum of 100 users per request/response.
+{{% /alert %}}
+
 ## Authentication{#authentication}
 
 Authentication for the User Identifiers API uses a personal access token (PAT).