{
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                    "ingress_port",
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                ],
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                    "packet_length",
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                ],
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                    "egress_port",
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                ],
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                ]
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        },
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                [
                    "dstAddr",
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                ],
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                    "srcAddr",
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                ],
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                    "etherType",
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                ]
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        },
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                ],
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                ],
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                ],
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                ],
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                ],
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                ],
                [
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                ]
            ],
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        },
        {
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                [
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                ]
            ],
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            "max_length": null
        }
    ],
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        },
        {
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        },
        {
            "name": "ipv4",
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                "ethernet",
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        }
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                },
                {
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                }
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                }
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                {
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                }
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                {
                    "name": "testp",
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                }
            ],
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                {
                    "op": "modify_field",
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                            "type": "register",
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                            ]
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                        {
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                {
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    ],
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                },
                {
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                    ],
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        },
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                    ]
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                    ]
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                {
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                {
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                {
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                    ]
                },
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            ],
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        ],
        [
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        ],
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            "standard_metadata",
            "egress_instance"
        ],
        [
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            "instance_type"
        ],
        [
            "standard_metadata",
            "clone_spec"
        ],
        [
            "standard_metadata",
            "_padding"
        ]
    ]
}