structuredAttrs is enabled

trying https://files.pythonhosted.org/packages/61/28/8cb142d3fe80c4a2d8af54ca0b003f47ce0ba920974e7990fa6e016402d1/sse_starlette-3.3.2-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           00:03              0
100  14270 100  14270   0      0   4021      0   00:03   00:03              0
100  14270 100  14270   0      0   4021      0   00:03   00:03              0
100  14270 100  14270   0      0   4020      0   00:03   00:03              0