Entra Contacts to Zammad User Sync

This workflow facilitates seamless synchronization between Entra (Microsoft Azure AD) and Zammad. It automates the following processes: Fetch Entra Contacts: Create Universal User Object: Extracts key user information, such as email, phone, and name, and formats it for Zammad compatibility. Synchronize with Zammad: Identifies users in Zammad who need updates based on Entra data. Adds new users from Entra to Zammad. Deactivates users in Zammad if they are no longer in Entra. Key Features Dynamic Matching: Compares contacts from Entra with existing Zammad users based on email and updates records accordingly. Efficient Management: Automatically creates, updates, or deactivates Zammad users base

Help me set up the n8n workflow "Entra Contacts to Zammad User Sync" (https://n8n.io/workflows/2599). It uses: HTTP Request, Zammad. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.