next
URL to a gateway that should handle matching packets. Currently, you can only specify the internet gateway, using a full or partial valid URL:
https://www.googleapis.com/compute/v1/projects/project/global/gateways/default-internet-gatewayprojects/project/global/gateways/default-internet-gatewayglobal/gateways/default-internet-gatewayThe string
default-internet-gateway.