{
  "nftables": [
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      "metainfo": {
        "version": "VERSION",
        "release_name": "RELEASE_NAME",
        "json_schema_version": 1
      }
    },
    {
      "table": {
        "family": "inet",
        "name": "nat",
        "handle": 0
      }
    },
    {
      "chain": {
        "family": "inet",
        "table": "nat",
        "name": "prerouting",
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      }
    },
    {
      "chain": {
        "family": "inet",
        "table": "nat",
        "name": "postrouting",
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      }
    },
    {
      "rule": {
        "family": "inet",
        "table": "nat",
        "chain": "prerouting",
        "handle": 0,
        "expr": [
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            "match": {
              "op": "==",
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                "meta": {
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                }
              },
              "right": "lo"
            }
          },
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            "accept": null
          }
        ]
      }
    },
    {
      "rule": {
        "family": "inet",
        "table": "nat",
        "chain": "prerouting",
        "handle": 0,
        "expr": [
          {
            "dnat": {
              "family": "ip",
              "addr": {
                "map": {
                  "key": {
                    "concat": [
                      {
                        "meta": {
                          "key": "iifname"
                        }
                      },
                      {
                        "payload": {
                          "protocol": "ip",
                          "field": "daddr"
                        }
                      },
                      {
                        "payload": {
                          "protocol": "tcp",
                          "field": "dport"
                        }
                      }
                    ]
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                          "concat": [
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                          "concat": [
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                      ],
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                        {
                          "concat": [
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                        },
                        {
                          "concat": [
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                      ],
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                        {
                          "concat": [
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                        {
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    {
      "rule": {
        "family": "inet",
        "table": "nat",
        "chain": "postrouting",
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            "match": {
              "op": "==",
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            "accept": null
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    },
    {
      "rule": {
        "family": "inet",
        "table": "nat",
        "chain": "postrouting",
        "handle": 0,
        "expr": [
          {
            "snat": {
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              "addr": {
                "map": {
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                      "field": "daddr"
                    }
                  },
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}