{
         "Type" : "AWS::EC2::NetworkInterface",
         "Properties" : {
            "Tags": [{"Key":"foo","Value":"bar"}],
            "Description": "A nice description.",
            "SourceDestCheck": "false",
            "GroupSet": ["sg-75zzz219"],
            "SubnetId": "subnet-3z648z53",
            "PrivateIpAddress": "10.0.0.16"
         }
      }