structuredAttrs is enabled

trying https://static.crates.io/crates/aws-smithy-json/0.63.0/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  52666 100  52666   0      0  2.75M      0                              0