Handling PaymentResponse.prototype.onpayerdetailchange events
Each button will bring up the Payment Request UI window.
When shown the payment sheet, use any details and hit pay.
When asked to retry the payment:
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and tag one of the owners.
Change payer's name to "pass".
Change payer's email to "email@example.com".
Change payer's phone to "+1-800-000-0000".