Request to update a PaymentSession for a merchant. View Source model/MerchantUpdatePaymentSessionRequest.d.ts, line 4 Members Type: DynamicPayload # merchantInfo Payload used to pass merchant information to the customer View Source model/MerchantUpdatePaymentSessionRequest.d.ts, line 10 Type: string # paymentRequestId Optional The ID of the associated Payment Request View Source model/MerchantUpdatePaymentSessionRequest.d.ts, line 14