Hi,
is this already solved?
The "https://..../sdk" is not working anymore, because vim is not a web service, for more details, check this article:
So the right form: "https://example.mycompany.com:443"
If I've right, when you open your ESXi host via web browser, you will see an error like this:
I can't solve this issue, but if I have solution, I will inform you.