curl "https://www.google.com/search?q=pizza&tbm=shop" \
    -v --compressed --proxy zproxy.lum-superproxy.io:22225 \
    --proxy-user brd-customer-<CUSTOMER_ID>-zone-<ZONE_NAME>:<ZONE_PASSWORD>

Query parameter

tbm
string

Set tbm=shop

Simply add this parameter to the end of your search query to retrieve Google Shopping results