If you made a transfer from the banking system of Ukraine to a Zen card, the funds must be received within 2 business days, otherwise the replenishment will be rejected and the money will be returned to the account from which they were sent.
Provider is the processing authority for this transaction, not ZEN.
ZEN as the receiver institution of that have no influence on processing that type of transaction.
Please note that it does not matter which Ukrainian card (VISA / Mastercard) you use to top up your Zen card, as payment rejections are not on the part of the sender. The only thing we can recommend is to try again later.
ZEN Tip To top up your ZEN account You can use one of the methods available in ZEN app.
Business days are from Monday to Friday.