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: medium - 5-8 fields, 2-3 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
d9aaad1c-855d-43e4-83cb-ad4ff40c340f,"[{""sku"": ""SKU-10892"", ""qty"": 2, ""price"": 16.64}, {""sku"": ""SKU-98799"", ""qty"": 4, ""price"": 478.13}]",apple_pay,1436.31,66.61,2026-01-06T09:43:32.204486,2125.43,TXN-81974797
0cc49aea-de7b-423c-8fba-665cf72999a2,"[{""sku"": ""SKU-53710"", ""qty"": 5, ""price"": 472.41}, {""sku"": ""SKU-48824"", ""qty"": 1, ""price"": 452.64}, {",apple_pay,1958.93,119.2,2026-01-06T09:43:32.206009,249.1,TXN-45363523
a5076e64-fea8-426d-8eca-9833bac40af6,"[{""sku"": ""SKU-52869"", ""qty"": 3, ""price"": 482.2}, {""sku"": ""SKU-46945"", ""qty"": 1, ""price"": 73.55}]",paypal,859.72,101.14,2026-01-06T09:43:32.206103,2161.1,TXN-30118723
