docs: public InternalDocumentRevision build() {
          DocumentRevisionOptions options = new DocumentRevisionOptions();
          options.sequence = sequence;
          options.docInternalId = docInternalId;
          options.deleted = deleted;
          options.current = current;
          options.parent = parent;
          options.attachments = attachments;
          return new InternalDocumentRevision(docId, revId, body, options);
      }