We recently opened a new Paypal business account and using the API credentials to integrate our system with Paypal. During testing, we are seeing that the Paypal API throws an error code of 10482 Transaction refused because of an invalid argument. See additional error messages for details. Desc2=PaymentAction of Order is not allowed with Unilateral and Non-Credentialed authentication. Did anyone experience this before and what might be cause of this error?
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