public String getContent() {
            return content;
        }
Get the content of the segment.

<p>The return value contains the segment in its entirety for
non-labels, and the label name for both labels and greedy labels.
For example, given a segment of "{label+}", the return value of
getContent would be "label".

@return Content of the segment.
smithy-model/src/main/java/software/amazon/smithy/model/pattern/SmithyPattern.java