public DnssecKey withPublicKey(String publicKey) {
        setPublicKey(publicKey);
        return this;
    }
<p>
The base64-encoded public key part of the key pair that is passed to the registry .
</p>

@param publicKey
       The base64-encoded public key part of the key pair that is passed to the registry .
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-route53/src/main/java/com/amazonaws/services/route53domains/model/DnssecKey.java