public void setSignatureExpiresAt(java.util.Date signatureExpiresAt) {
        this.signatureExpiresAt = signatureExpiresAt;
    }
<p>
The time when the signature of a signing job expires.
</p>

@param signatureExpiresAt
       The time when the signature of a signing job expires.
aws-java-sdk-signer/src/main/java/com/amazonaws/services/signer/model/SigningJob.java