structuredAttrs is enabled

trying https://static.crates.io/crates/ruma-identifiers-validation/0.13.0/download
  % 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   9226 100   9226   0      0 208.2k      0                              0
100   9226 100   9226   0      0 208.0k      0                              0
100   9226 100   9226   0      0 207.8k      0                              0