CARD_PREPAID top-up

Top-Up Card with Cryptocurrency

Cards can only be topped up using cryptocurrency. Other operations, such as transferring funds between external or internal cards, are not supported.


Step 1: Data Input for Top-Up

To complete the card top-up operation, the Create a Currency Exchange API method is used. Users need to input the following data:

FieldDescription
fromAccountThe account initiating the exchange.
toAccountThe destination account for the exchange.
fromCurrencyThe cryptocurrency being exchanged from.
toCurrencyThe cryptocurrency being exchanged to.
fromAmountThe amount of cryptocurrency to be withdrawn.
toAmountThe equivalent amount in the target cryptocurrency.
signedRateThe exchange rate applied to the transaction.

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Make sure that the cryptocurrency withdrawal amount and the top-up amount are correctly recalculated to ensure the proper amount is deposited into the card.