docs: function(params, callback) {
          /**
           * Callback for QB.pushnotifications.events.create(params, callback)
           * @callback createPushEventCallback
           * @param {object} error - The error object
           * @param {object} response - An event object
           */
          this.service.ajax({
              'url': Utils.getUrl(config.urls.events),
              'type': 'POST',
              'contentType': 'application/json; charset=utf-8',
              'isNeedStringify': true,
              'data': {
                  'event': params
              }
          }, callback);
      }