AUE_LISTEN

{
  "_event_score": 0,
  "arguments": {
    "fd": 6
  },
  "exec_chain_child": {
    "parent_path": "/sbin/launchd",
    "parent_pid": 1,
    "parent_uuid": "84492D4D-24C3-472E-8C19-6417C51FA1D2"
  },
  "header": {
    "event_id": 43140,
    "event_modifier": 0,
    "event_name": "AUE_LISTEN",
    "time_milliseconds_offset": 822,
    "time_seconds_epoch": 1571163830,
    "version": 11
  },
  "host_info": {
    "host_name": "Dan_macbook_pro",
    "host_uuid": "3F6E4B3A-9285-4E7E-9A0C-C3B62DC379DF",
    "osversion": "Version 10.15 (Build 19A582a)",
    "primary_mac_address": "38:f9:e8:15:5a:82",
    "serial_number": "C03XY889JHG3"
  },
  "identity": {
    "cd_hash": "c09a9b7b934a35e5e1594784a976147cc324f599",
    "signer_id": "com.apple.cupsd",
    "signer_id_truncated": 0,
    "signer_type": 1,
    "team_id": "",
    "team_id_truncated": 0
  },
  "return": {
    "description": "success",
    "error": 0,
    "return_value": 0
  },
  "subject": {
    "audit_id": 4294967295,
    "audit_user_name": "-1",
    "effective_group_id": 0,
    "effective_group_name": "wheel",
    "effective_user_id": 0,
    "effective_user_name": "root",
    "group_id": 0,
    "group_name": "wheel",
    "process_hash": "AD6554AFF6746C7B4D994AECE9D9CF229FDA2D24",
    "process_id": 24971,
    "process_name": "/usr/sbin/cupsd",
    "session_id": 100000,
    "terminal_id": {
      "addr": [
        0
      ],
      "ip_address": "0.0.0.0",
      "port": 0,
      "type": 0
    },
    "user_id": 0,
    "user_name": "root"
  }
}