Code Node Error

Run ID : f2f38f36-738e-4808-bf2c-db0b3fe76e2b

n8n :

Payload :

{
  "event_id": "evt_90238475",
  "timestamp": "2026-03-25T10:30:00Z",
  "source": "website_chat_widget",
  "customer": {
    "name": "Alex Rodriguez",
    "email": "alex.rod99@example.com",
    "phone": "+1-555-019-2834"
  },
  "message_data": {
    "ticket_id": "TCK-8821",
    "message_text": "Hello, I received my order #ORD-7944 yesterday, but the premium headphones I paid $149.50 for are completely broken! They won't even turn on. I am incredibly frustrated because this was a birthday gift for tomorrow. I want a full refund for this item immediately. Given this hassle, I also expect a discount code for my next purchase."
  }
}

File :