if firewall_rule = data[:firewall_rules]["items"].find do |attribute|
            attribute["datacenter_id"] == datacenter_id && attribute["server_id"] == server_id && attribute["nic_id"] == nic_id && attribute["id"] == firewall_rule_id
          end
          else
            raise Fog::Errors::NotFound, "The requested firewall rule resource could not be found"