public override string ToString() {
StringBuilder sb = new StringBuilder("Tag(");
sb.Append("Guid: ");
sb.Append(Guid);
sb.Append(",Name: ");
sb.Append(Name);
sb.Append(",ParentGuid: ");
sb.Append(ParentGuid);
sb.Append(",UpdateSequenceNum: ");
sb.Append(UpdateSequenceNum);
sb.Append(")");
return sb.ToString();
}