Store Retell transcripts in Sheets, Airtable or Notion from webhook

Automatically store Retell transcripts in Google Sheets/Airtable/Notion from webhook Overview This workflow stores the results of a Retell voice call (transcript, analysis, etc.) once it has ended and been analyzed. It listens for callanalyzed webhook events from Retell and stores the data in Airtable, Google Sheets, and Notion (choose based on your stack). Useful for anyone building Retell agents who want to keep a detailed history of analyzed calls in structured tools. Who is it for For builders of Retell's Voice Agents who want to store call history and essential analytic data. Prerequisites Have a Retell AI Account Create a Retell agent Associate a phone number with your Retell agent Set

Help me set up the n8n workflow "Store Retell transcripts in Sheets, Airtable or Notion from webhook" (https://n8n.io/workflows/3504). It uses: Airtable, Google Sheets, Notion. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.