talk/plugins/talk-plugin-comment-content/client/containers/CommentContent.js

import {gql} from 'react-apollo';
import {withFragments} from 'plugin-api/beta/client/hocs';
import CommentContent from '../components/CommentContent';

export default withFragments({
  comment: gql`
    fragment TalkPluginCommentContent_comment on Comment {
      body
    }`
})(CommentContent);