docs: def process_raw_data(cls, raw_data):
          """Create a new model using raw API response."""
          properties = raw_data.get("properties", {})
  
          bgp_peers = []
          for raw_content in properties.get("bgpPeers", []):
              raw_content["parentResourceID"] = raw_data["resourceId"]
              raw_content["grandParentResourceID"] = raw_data["parentResourceID"]
              bgp_peers.append(BGPPeers.from_raw_data(raw_content))
          properties["bgpPeers"] = bgp_peers
  
          return super(BGPRouters, cls).process_raw_data(raw_data)