trying https://github.com/tokers/zstd-nginx-module/commit/f4ba115e0b0eaecde545e5f37db6aa18917d8f4b.patch
  % 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   2433 100   2433   0      0   7048      0                              0
100   2433 100   2433   0      0   7047      0                              0
100   2433 100   2433   0      0   7047      0                              0