Failed to build wheel for onnxsim

Hi all, I am trying to install so_vits_svc but I still get this error:
“ERROR: ERROR: Failed to build installable wheels for some pyproject.toml based projects (onnxsim)”
Even if Pyrebase is installed.
So I have no clue other than the note given with the error “This error originates from a subprocess, and is likely not a problem with pip.”

Below is the screenshot of the error that I am getting: