### 1. Workflow Summary Listens for Stripe subscription creation events, records subscriber metadata to Airtable, and posts a formatted notification to a private Slack channel. - Prerequisites: Stripe API Key / Webhook Secret, Airtable Personal Access Token, Slack OAuth Bot Token (chat:write). ### 2. Architecture Diagram (Node Sequence) [Stripe Trigger] │ ▼ [Edit Fields (Set)] ──► [Airtable: Create Record] │ ▼ [Slack: Send Message] ### 3. Node-by-Node Specification 1. Stripe Trigger (n8n-nodes-base.stripeTrigger) - Event: customer.subscription.created 2. Edit Fields (Set) (n8n-nodes-base.set) - Mode: Manual Mapping - customer_id: {{ $json.data.object.customer }} - plan_amount: {{ $json.data.object.plan.amount / 100 }} - status: {{ $json.data.object.status }} 3. Airtable (n8n-nodes-base.airtable) - Operation: Create - Base: Customers | Table: Subscriptions - Map: customer_id, plan_amount, status 4. Slack (n8n-nodes-base.slack) - Resource: Message | Operation: Post - Channel: #alerts-sales - Text: New subscription created for customer {{ $('Edit Fields').item.json.customer_id }} (${{ $('Edit Fields').item.json.plan_amount }}). ### 4. Error Handling & Fallback - Attach an Error Trigger workflow routed to #dev-ops-alerts if Airtable or Slack API limits fail execution. ### 5. Ready-to-Use Code Snippet { "parameters": { "assignments": { "assignments": [ { "name": "customerId", "value": "={{ $json.data.object.customer }}" }, { "name": "amountUSD", "value": "={{ $json.data.object.plan.amount / 100 }}" } ] } }, "type": "n8n-nodes-base.set", "typeVersion": 3.4, "name": "Format Data" }