code: function describe(id, callback) {
      if (id == undefined)
        return callback(new TypeError("'id' can't be null or undefined"))
  
      var mediaObject = objects[id];
      if (mediaObject) return callback(null, mediaObject);
  
      var params = {
        object: id
      };
  
      function callback2(error, result) {
        if (error) return callback(error);
  
        var mediaObject = mediaObjectCreator.createInmediate(result);
  
        return callback(null, registerObject(mediaObject, id));
      }
  
      encode('describe', params, callback2);
    }
docs: @function module:kurentoClient.KurentoClient~describe
  
  @param {external:string} id
  @param {external:Function} callback