How to use the node-opcua-transport/src/message_builder_base.MessageBuilderBase function in node-opcua-transport

"use strict";
/**
 * @module opcua.miscellaneous
 */


const util = require("util");
const assert = require("node-opcua-assert").assert;
const _ = require("underscore");

const MessageBuilderBase = require("node-opcua-transport/src/message_builder_base").MessageBuilderBase;


const chooseSecurityHeader = require("./secure_channel_service").chooseSecurityHeader;


const SymmetricAlgorithmSecurityHeader = require("./secure_channel_service").SymmetricAlgorithmSecurityHeader;
const SequenceHeader = require("./secure_channel_service").SequenceHeader;
const BinaryStream = require("node-opcua-binary-stream").BinaryStream;

const ec = require("node-opcua-basic-types");
const decodeString = ec.decodeString;

const packet_analyzer = require("node-opcua-packet-analyzer").packet_analyzer;
const hexDump = require("node-opcua-debug").hexDump;

//xx require("./utils").setDebugFlag(__filename,true);