text: var msgpack = require('msgpack');
  var fs = require('fs');
  var assert = require('assert');
  
  var documentJson = fs.readFileSync('document.json');
  var jsonString = JSON.parse(documentJson);
  var documentMsgPack = fs.readFileSync('document.msgpack');
  
  assert.deepEqual(jsonString, msgpack.unpack(documentMsgPack));
  
  console.log('Content matches!');
  