internal override object ToProto()
{
WXWebpageMessageP.Builder builder = WXWebpageMessageP.CreateBuilder();
builder.WebpageUrl = WebpageUrl;
WXMessageP.Builder builder2 = WXMessageP.CreateBuilder();
builder2.Type = (uint)Type();
builder2.Title = Title;
builder2.Description = Description;
builder2.ThumbData = ByteString.CopyFrom(ThumbData);
builder2.WebpageMessage = builder.Build();
return builder2.Build();
}