docs: function(params, callback) {
              callback = callback || function() {};
              params = params || {};
              params.output_mode = params.output_mode || "json_rows"; 
              
              var that = this;
              return this.get("events", params, function(err, response) {
                  if (err) {
                      callback(err);
                  }
                  else {
                      callback(null, response.data, that);
                  }
              });
          }