curl --request POST 'https://api.mayar.id/credit/v2/credit/customer/spend' \
--header 'Authorization: Bearer Paste-Your-API-Key-Here' \
--header 'Content-Type: application/json' \
--data-raw '{
    "customerId": "a1b2c3d4-e5f6-4789-a012-3456789abcde",
    "productId": "7c9d2e1f-4a5b-4c6d-8e9f-0a1b2c3d4e5f",
    "amount": 10000
}'

{
    "statusCode": 200,
    "messages": "success",
    "data": {
        "customerNewBalance": 90000
    }
}