1
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{"nftables": [{"metainfo": {"version": "VERSION", "release_name": "RELEASE_NAME", "json_schema_version": 1}}, {"table": {"family": "ip", "name": "x", "handle": 0}}, {"chain": {"family": "ip", "table": "x", "name": "x", "handle": 0}}, {"chain": {"family": "ip", "table": "x", "name": "y", "handle": 0}}, {"rule": {"family": "ip", "table": "x", "chain": "x", "handle": 0, "expr": [{"vmap": {"key": {"concat": [{"meta": {"key": "pkttype"}}, {"payload": {"protocol": "udp", "field": "dport"}}]}, "data": {"set": [[{"concat": ["broadcast", 547]}, {"accept": null}], [{"concat": ["broadcast", 67]}, {"accept": null}], [{"concat": ["multicast", 1900]}, {"drop": null}]]}}}]}}, {"rule": {"family": "ip", "table": "x", "chain": "y", "handle": 0, "expr": [{"vmap": {"key": {"concat": [{"payload": {"protocol": "ip", "field": "saddr"}}, {"payload": {"protocol": "ip", "field": "daddr"}}]}, "data": {"set": [[{"concat": ["1.1.1.1", "2.2.2.2"]}, {"accept": null}], [{"concat": ["2.2.2.2", "3.3.3.3"]}, {"drop": null}], [{"concat": ["4.4.4.4", "5.5.5.5"]}, {"accept": null}]]}}}]}}]}
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