Creating product:
Product ID: 142fef5f-81ca-4811-948b-51b477907a87
Barcode: TEST999
Name: Test Product
Org ID: 0194a8b2-1234-7123-8123-123456789abc
Tax Rates: {"vat":"Z","stt":""}

✅ Product created successfully!
✅ Product verified in database:
Name: Test Product
Tax Rates: {"stt": "", "vat": "Z"}