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: medium - 5-8 fields, 2-3 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-30576570",
  "customer_id": "a2e7ec78-185c-4070-bf03-47bec515c226",
  "timestamp": "2026-01-06T09:43:31.891069",
  "items": [
    {
      "sku": "SKU-84721",
      "qty": 3,
      "price": 247.68
    },
    {
      "sku": "SKU-13319",
      "qty": 2,
      "price": 77.91
    },
    {
      "sku": "SKU-82094",
      "qty": 4,
      "price": 431.56
    },
    {
      "sku": "SKU-56817",
      "qty": 1,
      "price": 471.82
    }
  ],
  "subtotal": 903.74,
  "tax": 26.77,
  "total": 481.79,
  "payment_method": "apple_pay"
}