<4>Jun  6 18:13:25 hq-postgres kernel: [425830.420689] [UFW BLOCK] IN=ens5 OUT= MAC=02:da:4a:4d:f8:d0:02:4b:94:bf:cd:44:08:00 SRC=238.161.162.57 DST=86.91.39.177 LEN=52 TOS=0x08 PREC=0x60 TTL=37 ID=46889 DF PROTO=TCP SPT=16875 DPT=5432 WINDOW=502 RES=0x00 ACK FIN URGP=0 
{
    "action": "block",
    "clientport": 16875,
    "facilitylabel": "kernel",
    "localhostname": "hq-postgres",
    "localstarttime": "Jun  6 18:13:25",
    "message": "<4>Jun  6 18:13:25 hq-postgres kernel: [425830.420689] [UFW BLOCK] IN=ens5 OUT= MAC=02:da:4a:4d:f8:d0:02:4b:94:bf:cd:44:08:00 SRC=238.161.162.57 DST=86.91.39.177 LEN=52 TOS=0x08 PREC=0x60 TTL=37 ID=46889 DF PROTO=TCP SPT=16875 DPT=5432 WINDOW=502 RES=0x00 ACK FIN URGP=0 ",
    "messagetype": "firewall_action",
    "priority": 4,
    "program": "kernel",
    "protocol": 6,
    "senderhost": "10.1.100.75",
    "sensitivity": "normal",
    "serverbytes": 52,
    "serverport": 5432,
    "severitycode": 4,
    "severitylabel": "warning",
    "sourceinfo": "unknown",
    "tags": [
        "rfc3164",
        "ufw",
        "firewall_action"
    ],
    "streamName": "ufw",
    "clientIP": "238.161.162.57",
    "serverIP": "86.91.39.177"
}