system
You are an expert in JSON format. Think step-by-step, then generate syntactically perfect JSON.
user
Create a JSON representation of transaction record.
assistant
Approach:
1. Task: Create transaction record in JSON
2. Complexity: complex - 8-10 fields, 3-4 levels
3. Format rules: proper braces/brackets, quoted keys, correct value types
4. Structure: Organize data logically with appropriate nesting
5. Populate fields with realistic example data based on the schema.

Output:
{
  "txn_id": "TXN-36809284",
  "customer_id": "0c536a02-eec8-4bcd-8716-cb0564185d0f",
  "timestamp": "2026-01-06T09:43:34.532435",
  "items": [
    {
      "sku": "SKU-37486",
      "qty": 4,
      "price": 223.93
    },
    {
      "sku": "SKU-51518",
      "qty": 1,
      "price": 246.34
    },
    {
      "sku": "SKU-21777",
      "qty": 4,
      "price": 496.92
    }
  ],
  "subtotal": 250.45,
  "tax": 127.96,
  "total": 1435.54,
  "payment_method": "paypal"
}