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: 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-19481816",
  "customer_id": "56fef848-852f-43b5-97b9-807ae99ac1d6",
  "timestamp": "2026-01-06T09:43:30.522776",
  "items": [
    {
      "sku": "SKU-10721",
      "qty": 3,
      "price": 443.77
    },
    {
      "sku": "SKU-47310",
      "qty": 4,
      "price": 33.87
    },
    {
      "sku": "SKU-40807",
      "qty": 2,
      "price": 128.71
    },
    {
      "sku": "SKU-66016",
      "qty": 3,
      "price": 347.45
    }
  ],
  "subtotal": 97.75,
  "tax": 19.8,
  "total": 448.5,
  "payment_method": "paypal"
}