Searches with a !gs bang are redirecting to a 404 page.
Example query: "nintendo switch !gs"
Kagi redirects to: https://www.google.com/products?q=nintendo+switch&tab=pf which is a 404
I get shopping results on Google for the item I searched for. I'm not sure what the correct URL parameters should be - when I search via google.com/shopping I get a lot of tokens in the reuslts URL and I don't know which ones are specific to me or not.