docs: function(id, params, callback) {
          /**
           * Callback for QB.chat.dialog.update()
           * @param {Object} error - The error object
           * @param {Object} res - the dialog object
           * @callback updateDialogCallback
           * */
  
          this.service.ajax({
              'url': Utils.getUrl(DIALOGS_API_URL, id),
              'type': 'PUT',
              'contentType': 'application/json; charset=utf-8',
              'isNeedStringify': true,
              'data': params
          }, callback);
      }