system
You are an expert in JSON format. Think step-by-step, then generate syntactically perfect JSON.
user
Output transaction record as JSON.
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-98954474",
  "customer_id": "ac364ac2-d92b-4834-a49c-47c2d399ec87",
  "timestamp": "2026-01-06T09:43:31.108755",
  "items": [
    {
      "sku": "SKU-74302",
      "qty": 4,
      "price": 452.91
    },
    {
      "sku": "SKU-52720",
      "qty": 2,
      "price": 224.23
    },
    {
      "sku": "SKU-68694",
      "qty": 1,
      "price": 477.08
    },
    {
      "sku": "SKU-40474",
      "qty": 3,
      "price": 137.31
    }
  ],
  "subtotal": 1835.64,
  "tax": 146.65,
  "total": 1321.62,
  "payment_method": "paypal"
}