code: function(requestId, maxBandwidth, notifyTables) {
  		return protocol.implodeMessage(requestId, metadataMethods.NOTIFY_USER,
  			types.DOUBLE, protocol.encodeDouble(maxBandwidth),
  			types.BOOLEAN, protocol.encodeBoolean(notifyTables));
  	}
docs: Encodes a successful notify user reply.
  
  @param {String} requestId the originating request id
  @param {Number} maxBandwidth the max bandwidth for the user
  @param {Boolean} notifyTables if the user wants to be notified about tables
  @return {String} the encoded message
  @private