code: function addMetadataValues(line, sub) {
    _.each(metaDataHeaders, function(headerName) {
      if (headerName === 'submissionCompletedTimestamp' || headerName ===
        'updatedTimestamp' || sub[headerName] === undefined) {
        line += sub[headerName] + ',';
      } else {
        var parsedLine = csvStr(sub[headerName]);
        line += parsedLine + ',';
      }
  
    });
    return line;
  }
docs: /*
  Here we need to parse for escaped characters, Timestamps are the exception to this because of their format and we need to handle undefined elements