,,https://ru.dotabuff.com/players/312843576 check the details in the personal account, Sale, 7000 mmr, 12000 Behavior score, 4700 hours,,,N108

Payment fee is collected to pay for service related to the product, which is a standard practice in eCommerce and other industries.

In detail, it is applied to cover services rendered to the consumer as well as administrative or processing costs, such as payment processing fee and 24/7 customer support.