"This involves 3 api calls to change the payment method, gateway and set the auto-pay flag." How can I change the gateway? If I try to put a new default paymentMethod on the Account, it fails because the previous Account Gateway does not support it. If I try to put a new Gateway on the Account, it fails because the new Gateway does not support the old defaultPaymentMethod. Edit: I found the answer: 1) set the gateway to null, 2) change the defaultPaymentMethod, 3) change the gateway
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