{"nftables": [{"metainfo": {"version": "VERSION", "release_name": "RELEASE_NAME", "json_schema_version": 1}}, {"table": {"family": "ip", "name": "filter", "handle": 0}}, {"map": {"family": "ip", "name": "m1", "table": "filter", "type": "ipv4_addr", "handle": 0, "map": "counter"}}]}