system
You are an expert in CSV format. Think step-by-step, then generate syntactically perfect CSV.
user
Create a CSV representation of transaction record.
assistant
Approach:
1. Task: Create transaction record in CSV
2. Complexity: complex - 8-10 fields, 3-4 levels
3. Format rules: header row, comma-separated, quoted fields with commas
4. Structure: Organize data logically with appropriate nesting
5. Populate fields with realistic example data based on the schema.

Output:
customer_id,items,payment_method,subtotal,tax,timestamp,total,txn_id
ac364ac2-d92b-4834-a49c-47c2d399ec87,"[{""sku"": ""SKU-74302"", ""qty"": 4, ""price"": 452.91}, {""sku"": ""SKU-52720"", ""qty"": 2, ""price"": 224.23}, {",paypal,1835.64,146.65,2026-01-06T09:43:31.108755,1321.62,TXN-98954474
1590f751-a484-4b91-b45e-36b6752147ae,"[{""sku"": ""SKU-52422"", ""qty"": 1, ""price"": 48.01}]",credit_card,1514.78,111.66,2026-01-06T09:43:31.115297,807.32,TXN-96728415
3e074eb1-b4d2-45f9-9a80-97f885c23cd8,"[{""sku"": ""SKU-95070"", ""qty"": 5, ""price"": 75.68}, {""sku"": ""SKU-23809"", ""qty"": 4, ""price"": 443.52}]",paypal,321.18,81.05,2026-01-06T09:43:31.115398,407.88,TXN-21846270
1cfd1cad-03ab-4bb8-a453-8c41881d2dd1,"[{""sku"": ""SKU-91747"", ""qty"": 1, ""price"": 136.83}]",credit_card,807.36,98.13,2026-01-06T09:43:31.115466,1642.06,TXN-65666658
