trying https://www.nuget.org/api/v2/package/Microsoft.AspNetCore.SignalR.Protocols.MessagePack/6.0.10
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   239    0   239    0     0    223      0 --:--:--  0:00:01 --:--:--   223
100 97922  100 97922    0     0  73805      0  0:00:01  0:00:01 --:--:-- 73805