<https://devblogs.microsoft.com/dotnet/announcing-signalr-for-asp-net-core-2-0/>
<http://schema.org/datePublished>
"2017-09-14T23:41:29+00:00"^^<http://schema.org/Date>
<https://devblogs.microsoft.com/dotnet/announcing-signalr-for-asp-net-core-2-0/>