curl --location --request POST 'localhost:5000/api/v1/postbacks/conversions' \
--header 'Authorization: Token ' \
--header 'Content-Type: application/json' \
--data-raw '{
"transaction_id": "ORDER020",
"transaction_time": "2026-03-24T22:00:00",
"click_id": "1c7ced22f8e146ca",
"items": [
{"id": "vay5tr", "sku": "vay5tr", "name": "vay 5 trieu", "price": 6000000, "quantity": 1, "category": "vay5tr", "category_id": "vay500"},
{"id": "vay5tr2", "sku": "vay5tr", "name": "vay 5 trieu2", "price": 7000000, "quantity": 1, "category": "vay5tr", "category_id": "vay500"}
],
"extra": {"customer_type": "NEW"}
}'