code: function isAltBeacon(advertiserData) {
    var data = advertiserData.manufacturerSpecificData.data;
    var isCorrectLength = ((data.length + 6) === (LENGTH * 2));
    var isCorrectCode = (data.substr(0,4) === CODE);
  
    return isCorrectLength && isCorrectCode;
  }
docs: Verify if the given manufacturerSpecificData represents an AltBeacon.
  @param {Object} advertiserData The object containing all parsed data.