public BatchGetAssetPropertyValueHistoryErrorInfo withErrorTimestamp(java.util.Date errorTimestamp) {
        setErrorTimestamp(errorTimestamp);
        return this;
    }
<p>
The date the error occurred, in Unix epoch time.
</p>

@param errorTimestamp
       The date the error occurred, in Unix epoch time.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-iotsitewise/src/main/java/com/amazonaws/services/iotsitewise/model/BatchGetAssetPropertyValueHistoryErrorInfo.java