public void setVisaPin(VisaPinVerification visaPin) {
        this.visaPin = visaPin;
    }
<p>
Parameters that are required to generate or verify Visa PIN.
</p>

@param visaPin
       Parameters that are required to generate or verify Visa PIN.
aws-java-sdk-paymentcryptographydata/src/main/java/com/amazonaws/services/paymentcryptographydata/model/PinVerificationAttributes.java