Flexible Currency Rate Uploads for SAP B1 with AI Validation & Multiple Sources

This workflow automates currency rate uploads into SAP Business One via Service Layer, using flexible input sources such as JSON (API), SQL Server, Google Sheets, or manual values. It leverages logic branching, AI validation, and logging for complete control and traceability. ++⚙️ HOW IT WORKS:++ 🔹 1. Receive Data via Webhook The workflow listens on the endpoint /formulario-datos via HTTP POST. The request body should include: origen: one of JSON, SQL, GoogleSheets, or Manual Depending on the value, the flow branches accordingly. 🔹 2. Authenticate with SAP Business One A POST request is sent to SAP B1’s Login endpoint. A session cookie (B1SESSION) is retrieved and used in all subsequent AP

Help me set up the n8n workflow "Flexible Currency Rate Uploads for SAP B1 with AI Validation & Multiple Sources" (https://n8n.io/workflows/4931). It uses: Google Sheets, HTTP Request, Microsoft SQL, OpenAI. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.