code: function isSerializedHelper(obj){
  	if (typeReflections.isPrimitive(obj)) {
  		return true;
  	}
  	if(hasUpdateSymbol(obj)) {
  		return false;
  	}
  	return typeReflections.isBuiltIn(obj) && !typeReflections.isPlainObject(obj) && !Array.isArray(obj);
  }
docs: is the value itself its serialized value