Sync Zendesk tickets to Slack thread

This workflow creates a Slack thread when a new ticket is created in Zendesk. Subsequent comments on the ticket in Zendesk are added as replies to the thread in Slack. Prerequisites Zendesk account and Zendesk credentials. Slack account and Slack credentials. Slack channel to create threads in. How it works The workflow listens for new tickets in Zendesk. When a new ticket is created, the workflow creates a new thread/message in Slack. The Slack thread ID is then saved in one of the ticket's fields called "Slack thread ID". The next time a comment is added to the ticket, the workflow retrieves the Slack thread ID from the ticket's field and adds the comment to the thread/message in Slack as

Help me set up the n8n workflow "Sync Zendesk tickets to Slack thread" (https://n8n.io/workflows/1820). It uses: Slack, Zendesk, Code. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.