This workflow follows the Emailsend → Postgres recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "Payment Processing Workflow",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "stripe-webhook",
"options": {
"rawBody": true
}
},
"id": "stripe-webhook",
"name": "Stripe Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
250,
300
]
},
{
"parameters": {
"functionCode": "// Verify Stripe webhook signature\nconst stripe = require('stripe')(process.env.STRIPE_SECRET_KEY);\nconst endpointSecret = process.env.STRIPE_WEBHOOK_SECRET;\n\nconst sig = items[0].headers['stripe-signature'];\nconst rawBody = items[0].json.body;\n\ntry {\n const event = stripe.webhooks.constructEvent(rawBody, sig, endpointSecret);\n \n // Process different event types\n const eventData = {\n type: event.type,\n id: event.id,\n created: new Date(event.created * 1000).toISOString(),\n data: event.data.object\n };\n \n // Extract relevant information based on event type\n switch(event.type) {\n case 'payment_intent.succeeded':\n eventData.amount = event.data.object.amount / 100;\n eventData.currency = event.data.object.currency;\n eventData.customerId = event.data.object.customer;\n eventData.status = 'succeeded';\n break;\n case 'customer.subscription.created':\n case 'customer.subscription.updated':\n eventData.subscriptionId = event.data.object.id;\n eventData.customerId = event.data.object.customer;\n eventData.status = event.data.object.status;\n eventData.currentPeriodEnd = new Date(event.data.object.current_period_end * 1000).toISOString();\n break;\n case 'invoice.payment_failed':\n eventData.customerId = event.data.object.customer;\n eventData.attemptCount = event.data.object.attempt_count;\n eventData.status = 'failed';\n break;\n }\n \n return [{json: eventData}];\n} catch (err) {\n throw new Error(`Webhook signature verification failed: ${err.message}`);\n}"
},
"id": "verify-stripe",
"name": "Verify & Parse Stripe Event",
"type": "n8n-nodes-base.function",
"typeVersion": 1,
"position": [
450,
300
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json[\"type\"]}}",
"operation": "contains",
"value2": "payment_intent"
}
]
}
},
"id": "is-payment",
"name": "Is Payment?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
650,
200
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json[\"type\"]}}",
"operation": "contains",
"value2": "subscription"
}
]
}
},
"id": "is-subscription",
"name": "Is Subscription?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
650,
400
]
},
{
"parameters": {
"operation": "update",
"table": "users",
"updateKey": "stripe_customer_id",
"columns": "subscription_status,subscription_end_date",
"additionalFields": {
"values": "={{$json[\"status\"]}},={{$json[\"currentPeriodEnd\"]}}"
}
},
"id": "update-user-subscription",
"name": "Update User Subscription",
"type": "n8n-nodes-base.postgres",
"typeVersion": 1,
"position": [
850,
400
]
},
{
"parameters": {
"operation": "insert",
"table": "payments",
"columns": "stripe_payment_id,customer_id,amount,currency,status,created_at",
"additionalFields": {
"values": "={{$json[\"id\"]}},={{$json[\"customerId\"]}},={{$json[\"amount\"]}},={{$json[\"currency\"]}},={{$json[\"status\"]}},={{$json[\"created\"]}}"
}
},
"id": "log-payment",
"name": "Log Payment",
"type": "n8n-nodes-base.postgres",
"typeVersion": 1,
"position": [
850,
200
]
},
{
"parameters": {
"resource": "contact",
"operation": "update",
"email": "={{$json[\"customerEmail\"]}}",
"additionalFields": {
"properties": [
{
"property": "lifecyclestage",
"value": "customer"
},
{
"property": "last_payment_date",
"value": "={{$json[\"created\"]}}"
},
{
"property": "subscription_status",
"value": "={{$json[\"status\"]}}"
}
]
}
},
"id": "update-hubspot",
"name": "Update HubSpot Contact",
"type": "n8n-nodes-base.hubspot",
"typeVersion": 2,
"position": [
1050,
300
]
},
{
"parameters": {
"fromEmail": "billing@mundotango.life",
"toEmail": "={{$json[\"customerEmail\"]}}",
"subject": "Payment Confirmation - Mundo Tango",
"html": "<h2>Payment Received</h2>\n<p>Thank you for your payment!</p>\n<p><strong>Amount:</strong> ${{$json[\"amount\"]}} {{$json[\"currency\"].toUpperCase()}}</p>\n<p><strong>Date:</strong> {{$json[\"created\"]}}</p>\n<p><strong>Payment ID:</strong> {{$json[\"id\"]}}</p>\n<p>Your subscription is active until: {{$json[\"currentPeriodEnd\"]}}</p>\n<p>If you have any questions, please contact our support team.</p>\n<p>Best regards,<br>The Mundo Tango Team</p>"
},
"id": "send-receipt",
"name": "Send Receipt Email",
"type": "n8n-nodes-base.emailSend",
"typeVersion": 2,
"position": [
1250,
200
]
},
{
"parameters": {
"channel": "#payments",
"text": "\ud83d\udcb0 *New Payment Received*\n\n*Amount:* ${{$json[\"amount\"]}} {{$json[\"currency\"].toUpperCase()}}\n*Customer:* {{$json[\"customerId\"]}}\n*Type:* {{$json[\"type\"]}}\n*Status:* {{$json[\"status\"]}}\n*Time:* {{$json[\"created\"]}}",
"attachments": [
{
"color": "#00ff00",
"fields": [
{
"title": "Payment ID",
"value": "{{$json[\"id\"]}}",
"short": true
},
{
"title": "Next Billing",
"value": "{{$json[\"currentPeriodEnd\"]}}",
"short": true
}
]
}
]
},
"id": "slack-payment-notification",
"name": "Notify Finance Team",
"type": "n8n-nodes-base.slack",
"typeVersion": 1,
"position": [
1250,
300
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json[\"type\"]}}",
"operation": "equals",
"value2": "invoice.payment_failed"
}
]
}
},
"id": "check-failed-payment",
"name": "Payment Failed?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
650,
500
]
},
{
"parameters": {
"fromEmail": "billing@mundotango.life",
"toEmail": "={{$json[\"customerEmail\"]}}",
"subject": "\u26a0\ufe0f Payment Failed - Action Required",
"html": "<h2>Payment Failed</h2>\n<p>We were unable to process your payment.</p>\n<p>This was attempt #{{$json[\"attemptCount\"]}} to charge your card.</p>\n<p>Please update your payment method to avoid service interruption:</p>\n<p><a href=\"https://mundotango.life/billing\">Update Payment Method</a></p>\n<p>If you need assistance, please contact our support team.</p>\n<p>Best regards,<br>The Mundo Tango Team</p>"
},
"id": "failed-payment-email",
"name": "Send Failed Payment Email",
"type": "n8n-nodes-base.emailSend",
"typeVersion": 2,
"position": [
850,
500
]
}
],
"connections": {
"Stripe Webhook": {
"main": [
[
{
"node": "Verify & Parse Stripe Event",
"type": "main",
"index": 0
}
]
]
},
"Verify & Parse Stripe Event": {
"main": [
[
{
"node": "Is Payment?",
"type": "main",
"index": 0
},
{
"node": "Is Subscription?",
"type": "main",
"index": 0
},
{
"node": "Payment Failed?",
"type": "main",
"index": 0
}
]
]
},
"Is Payment?": {
"main": [
[
{
"node": "Log Payment",
"type": "main",
"index": 0
}
],
[]
]
},
"Is Subscription?": {
"main": [
[
{
"node": "Update User Subscription",
"type": "main",
"index": 0
}
],
[]
]
},
"Log Payment": {
"main": [
[
{
"node": "Send Receipt Email",
"type": "main",
"index": 0
},
{
"node": "Update HubSpot Contact",
"type": "main",
"index": 0
}
]
]
},
"Update User Subscription": {
"main": [
[
{
"node": "Update HubSpot Contact",
"type": "main",
"index": 0
}
]
]
},
"Update HubSpot Contact": {
"main": [
[
{
"node": "Notify Finance Team",
"type": "main",
"index": 0
}
]
]
},
"Payment Failed?": {
"main": [
[
{
"node": "Send Failed Payment Email",
"type": "main",
"index": 0
}
],
[]
]
}
},
"active": false,
"settings": {},
"versionId": "1",
"id": "payment-processing",
"tags": [
"payments",
"stripe",
"billing"
]
}
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About this workflow
Payment Processing Workflow. Uses postgres, hubspot, emailSend, slack. Webhook trigger; 11 nodes.
Source: https://github.com/MundoTango/Mundo_Tango_App_emergent/blob/d86f02127e80dc4754f64e8202dee82bb82866c0/n8n-workflows/payment-processing.json — original creator credit. Request a take-down →
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