*
     * @param xContent the content object to convert
     * @param mediaType the media type for the output
     * @return an OutputStream containing the converted content
     */
    public static OutputStream getXContentOutputStream(final ToXContent xContent, final MediaType mediaType) {
        return getXContentBuilderOutputStream((builder, params) -> xContent.toXContent(builder, params), mediaType);
    }

    /**