structuredAttrs is enabled

trying https://registry.npmjs.org/ical.js/-/ical.js-2.2.1.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0                              0
100 275.8k 100 275.8k   0      0  9.25M      0                              0
100 275.8k 100 275.8k   0      0  9.23M      0                              0
100 275.8k 100 275.8k   0      0  9.20M      0                              0