{
  "nftables": [
    {
      "metainfo": {
        "version": "VERSION",
        "release_name": "RELEASE_NAME",
        "json_schema_version": 1
      }
    },
    {
      "table": {
        "family": "inet",
        "name": "filter",
        "handle": 0
      }
    },
    {
      "chain": {
        "family": "inet",
        "table": "filter",
        "name": "output",
        "handle": 0,
        "type": "filter",
        "hook": "output",
        "prio": 0,
        "policy": "accept"
      }
    },
    {
      "map": {
        "family": "inet",
        "name": "test",
        "table": "filter",
        "type": [
          "mark",
          "inet_service",
          "inet_proto"
        ],
        "handle": 0,
        "map": "mark",
        "flags": [
          "interval",
          "timeout"
        ]
      }
    },
    {
      "rule": {
        "family": "inet",
        "table": "filter",
        "chain": "output",
        "handle": 0,
        "expr": [
          {
            "mangle": {
              "key": {
                "meta": {
                  "key": "mark"
                }
              },
              "value": {
                "map": {
                  "key": {
                    "concat": [
                      {
                        "meta": {
                          "key": "mark"
                        }
                      },
                      {
                        "payload": {
                          "protocol": "tcp",
                          "field": "dport"
                        }
                      },
                      {
                        "meta": {
                          "key": "l4proto"
                        }
                      }
                    ]
                  },
                  "data": "@test"
                }
              }
            }
          },
          {
            "counter": {
              "packets": 0,
              "bytes": 0
            }
          }
        ]
      }
    }
  ]
}