Only CARDS that are Registered to a Person, can be used for internationl purchases.
Anonymous Cards ( Gift Cards, that aren't registered to a person ) can't be used.
Here is the Type of Card you can use:
Funds can be loaded on the card with Cash, or from a bank account transfer, or even from a Credit Card transfer.
The Card is NOT attached to your bank account.
but it is Registered to your name, and that is the Crucial part that allows them to be used for international Purchases.
https://www.mastercard.us/en-us/consumers/find-card-products/prepaid-cards/travel-card.htmlHow it works
Get a card: Purchase a card online or at a participating bank.
Activate and register: Call the phone number on the card packaging to activate and register†.
Load: Add funds to your card in-store at the time of purchase or online.
Use: Make purchases everywhere Mastercard debit cards are accepted.
Reload: Add more funds to your card with rePower.
If Totem opens a Business Office in the USA, and the 3rd party Billiers have a Branch in the USA, then Gift cards might work...