structuredAttrs is enabled

trying https://registry.npmjs.org/prosemirror-dropcursor/-/prosemirror-dropcursor-1.8.2.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100   9128 100   9128   0      0 184.8k      0                              0