structuredAttrs is enabled

trying https://static.crates.io/crates/aws-smithy-observability/0.3.0/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  14449 100  14449   0      0 857.3k      0                              0