Merchant IDunique number assigned to the user. Allows authorized access to the tpay.com system. Related ArticlesPłatności marketplace - instrukcja konfiguracjiHow to change the company name?How to create a sub-account / additional access on Tpay.com?What if the online shop owner changes?Why does the message "Payment request failed" appear during the withdrawal request?I've paid for account activation from an incorrect bank account. I want a refund.How to add new bank account Was this answer helpful? 0 0