This article provides a complete, practical walkthrough of the Webhook Respondtowebhook Create Webhook n8n agent. It connects Webhook, Http Request, Switch across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between Webhook, Http Request, Switch, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• Webhook
• Http Request
• Switch

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title:
   Automate Fastmail Masked Email Management with n8n: A Visual Workflow Guide
   
   Meta Description:
   Learn how to automate the creation, update, and management of Fastmail masked email addresses using an n8n workflow. This step-by-step guide covers integration using Fastmail’s JMAP API, webhook interaction, and HTML report generation.
   
   Keywords:
   Fastmail, n8n, masked email automation, Fastmail API, JMAP, Fastmail integration, email privacy, webhooks, API workflow, automated email management, no-code automation
   
   Third-Party APIs Used:
   - Fastmail JMAP API (https://api.fastmail.com/jmap/)
   
   Article:
   
   Streamline Fastmail Masked Email Management with n8n Automation
   
   As email privacy concerns continue to grow, tools like Fastmail’s masked email addresses allow users to shield their real email from the public, minimizing the risk of spam and data breaches. But managing dozens—or even hundreds—of these addresses manually can become a tedious and time-consuming task. Enter n8n, the powerful open-source workflow automation tool that lets you visually integrate and automate APIs without writing traditional code.
   
   In this article, we break down an advanced n8n workflow that automates the full lifecycle management of Fastmail masked email addresses: from creation to retrieval, state updates, and even real-time deletion—complete with a dynamic HTML front-end.
   
   🛠 What This n8n Workflow Does
   
   This workflow is a comprehensive interface between a custom webhook and Fastmail’s masked email API, and includes the following capabilities:
   
   - List all existing masked emails.
   - Create new masked email addresses with configurable states (enabled, pending).
   - Update the state of any masked email (e.g., disable or delete).
   - Provide a user-friendly HTML dashboard with filtering and action buttons.
   - Respond to user interactions through a secure, authenticated webhook.
   
   📡 Core Components of the Workflow
   
   Let’s highlight the main nodes and the role they play in the automation:
   
   1. Webhook (n8n-nodes-base.webhook)
      This is the entry point of the workflow. When a user interacts with the HTML interface, a POST request is sent to the webhook. The webhook is secured using Basic Authentication and delivers the payload containing the email ID, state, or other data.
   
   2. Session Node (n8n-nodes-base.httpRequest)
      Fastmail uses the JMAP protocol with session identification. This node fetches the session information and extracts the relevant account ID needed for authorized actions in later nodes.
   
   3. Switch Node (n8n-nodes-base.switch)
      Based on the "state" value from the received webhook data, this node routes the workflow to appropriate branches: create, update (disable), or delete actions.
   
   4. Create and Manage Masked Emails
      These branches include multiple HTTP Request nodes interacting with Fastmail’s API. Key actions include:
      - Creating a new masked email address with a `state` of `pending` or `enabled`.
      - Updating state to `disabled` (deactivation).
      - Deleting a masked email by ID.
   
   5. Fetch and Prepare Email List
      Once a change is made, the workflow fetches the current list of masked emails to update the view. This is done using the MaskedEmail/get endpoint from the Fastmail JMAP API, and then processed using a Set node.
   
   6. Build Dynamic HTML Report
      The list of emails is converted into a clean, searchable HTML template using the HTML node. Users can interact via buttons to add new emails or change the state of existing ones.
   
   7. Respond to Web Interface
      Finally, a Respond to Webhook node sends the compiled HTML back to the browser, making the entire experience seamless and interactive.
   
   🧠 Why This Is Powerful
   
   This isn’t just a script—it’s an interactive UI combined with backend logic, delivered via webhook and rendered dynamically every time a user interacts. n8n’s visual interface makes the logic easy to follow, adaptable, and extensible for future changes.
   
   For example:
   - Want to auto-create more emails when spam is detected? Plug in a spam-detection trigger.
   - Need to keep backups? Add a Google Sheets or Airtable node.
   - Want alerts? Send a Slack notification on state changes.
   
   🔐 Authentication and Credentials
   
   To access Fastmail’s API:
   - An API token must be obtained from your Fastmail account with proper scope for masked email.
   - All HTTP Requests use HTTP Header Auth with this token.
   - Webhook Basic Auth ensures only authorized users can call the automation endpoint.
   
   🌍 Use Case Scenarios
   
   This workflow can be a game-changer in several use cases:
   - Power users managing dozens of masked emails across websites.
   - Privacy-focused organizations issuing masked contacts per employee or client.
   - Developers building custom front-ends for Fastmail interactions.
   
   📝 Final Thoughts
   
   This n8n workflow represents the epitome of what no-code automation can achieve when thoughtfully architected. By integrating Fastmail’s robust API and rendering a dynamic HTML frontend, it automates and simplifies masked email lifecycle management dramatically.
   
   And the best part? It’s modular. Add more nodes, filter emails differently, or inject logic for advanced use cases. With n8n and Fastmail working in tandem, managing your digital privacy at scale becomes not just easy—but elegant.
   
    
   
   Ready to bring automation to your inbox privacy? Try this workflow on your local or cloud-based n8n instance today!
   
    
   
   Note: Always store API credentials securely and follow best practices for authentication and endpoint protection.
   
   — End of Article —

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.