curl "https://www.google.com/search?q=transformers&tbm=vid"
    -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=vid

Simply add this parameter to the end of your search query to retrieve Google “Videos” results