public GeneratePinDataRequest withEncryptionKeyIdentifier(String encryptionKeyIdentifier) {
        setEncryptionKeyIdentifier(encryptionKeyIdentifier);
        return this;
    }
<p>
The <code>keyARN</code> of the PEK that Amazon Web Services Payment Cryptography uses to encrypt the PIN Block.
</p>

@param encryptionKeyIdentifier
       The <code>keyARN</code> of the PEK that Amazon Web Services Payment Cryptography uses to encrypt the PIN
       Block.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-paymentcryptographydata/src/main/java/com/amazonaws/services/paymentcryptographydata/model/GeneratePinDataRequest.java