{
  "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": "input",
        "handle": 0,
        "type": "filter",
        "hook": "input",
        "prio": 0,
        "policy": "drop"
      }
    },
    {
      "set": {
        "family": "inet",
        "name": "ip-block-4-test",
        "table": "filter",
        "type": "ipv4_addr",
        "handle": 0,
        "flags": [
          "interval"
        ],
        "auto-merge": true,
        "elem": [
          "1.1.1.1"
        ]
      }
    },
    {
      "rule": {
        "family": "inet",
        "table": "filter",
        "chain": "input",
        "handle": 0,
        "expr": [
          {
            "match": {
              "op": "==",
              "left": {
                "payload": {
                  "protocol": "tcp",
                  "field": "dport"
                }
              },
              "right": {
                "set": [
                  22,
                  80,
                  443
                ]
              }
            }
          },
          {
            "match": {
              "op": "in",
              "left": {
                "ct": {
                  "key": "state"
                }
              },
              "right": "new"
            }
          },
          {
            "counter": {
              "packets": 0,
              "bytes": 0
            }
          },
          {
            "accept": null
          }
        ]
      }
    }
  ]
}