@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getJobId() != null)
            sb.append("JobId: ").append(getJobId()).append(",");
        if (getJobOwner() != null)
            sb.append("JobOwner: ").append(getJobOwner()).append(",");
        if (getMetadata() != null)
            sb.append("Metadata: ").append(getMetadata()).append(",");
        if (getSignature() != null)
            sb.append("Signature: ").append(getSignature());
        sb.append("}");
        return sb.toString();
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-signer/src/main/java/com/amazonaws/services/signer/model/SignPayloadResult.java