structuredAttrs is enabled

trying https://files.pythonhosted.org/packages/dd/3a/764912c58293d95b6dcdf4cc255f9d10de310580ced547b082eb9d72018c/sse_starlette-3.4.8-py3-none-any.whl
  % 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  16516 100  16516   0      0 628.8k      0                              0
100  16516 100  16516   0      0 627.7k      0                              0
100  16516 100  16516   0      0 626.7k      0                              0