code: function insertComment(documentId, annotationId, comment) {
    let list = document.querySelector(`pdf-annotate-screenreader-comment-list-${annotationId}`);
    let promise;
  
    if (!list) {
      promise = renderScreenReaderComments(documentId, annotationId, []).then(() => {
        list = document.querySelector(`pdf-annotate-screenreader-comment-list-${annotationId}`);
        return true;
      });
    } else {
      promise = Promise.resolve(true);
    }
  
    promise.then(() => {
      insertScreenReaderComment(comment);
    });
  }
docs: Insert a screen reader hint for a comment
  
  @param {String} documentId The ID of the document
  @param {String} annotationId The ID of tha assocated annotation
  @param {Object} comment The comment to insert a hint for