Create a new L2Vpn if the L2Vpn with given id does not already exist. If the L2Vpn with
the given id already exists, merge with the existing L2Vpn. This is a patch.
This API is deprecated. Please use PATCH /infra/tier-0s//locale-services/
If used, this deprecated API will result in an L2VPNSession being internally created/patched:
- L2VPNSession: /infra/tier-0s//locale-services//l2vpn-services/