structuredAttrs is enabled

trying https://files.pythonhosted.org/packages/source/t/types_icalendar/types_icalendar-6.3.2.20260223.tar.gz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
  0      0   0      0   0      0      0      0                              0
100  18493 100  18493   0      0  1.07M      0                              0