public void setDocumentMetadata(DocumentMetadata documentMetadata) {
        this.documentMetadata = documentMetadata;
    }
<p>
Information about the document, discovered during text extraction. This field is present in the response only if
your request used the <code>Byte</code> parameter.
</p>

@param documentMetadata
       Information about the document, discovered during text extraction. This field is present in the response
       only if your request used the <code>Byte</code> parameter.
aws-java-sdk-comprehend/src/main/java/com/amazonaws/services/comprehend/model/DetectEntitiesResult.java