structuredAttrs is enabled

trying https://registry.npmjs.org/@mdx-js/react/-/react-3.1.1.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100   5143 100   5143   0      0  77327      0                              0