structuredAttrs is enabled

trying https://github.com/router-for-me/CLIProxyAPI/archive/refs/tags/v7.3.8.tar.gz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0                              0
  0      0   0      0   0      0      0      0                              0
  0      0   0      0   0      0      0      0                              0

  0      0   0      0   0      0      0      0                              0
100  8.45M   0  8.45M   0      0  7.43M      0           00:01              0
100  8.45M   0  8.45M   0      0  7.43M      0           00:01              0
100  8.45M   0  8.45M   0      0  7.43M      0           00:01              0
unpacking source archive /nix/var/nix/builds/nix-89555-1402990606/download.tar.gz