structuredAttrs is enabled

trying https://registry.npmjs.org/@tiptap/extension-mention/-/extension-mention-3.20.4.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  11691 100  11691   0      0  56128      0                              0