Automate QuickBooks invoicing & customer creation from Airtable sales orders

This n8n template from Intuz provides a complete solution to automate your entire invoicing process. It intelligently syncs confirmed sales orders from your Airtable base to QuickBooks, automatically creating new customers if they don't exist before generating a perfectly matched invoice. It then logs all invoice details back into Airtable, creating a flawless, end-to-end financial workflow. Use Cases 1. Accounting & Finance Teams: Automatically generate QuickBooks invoices from new orders confirmed in Airtable. Keep all invoices and customer details synced across systems in real time. 2. Sales & Operations Teams: Track order status and billing progress directly from Airtable without switchi

Help me set up the n8n workflow "Automate QuickBooks invoicing & customer creation from Airtable sales orders" (https://n8n.io/workflows/9218). It uses: Airtable, HTTP Request, QuickBooks Online, Code. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.