[ { "ip-address": "192.168.122.197", "mac-address": "52:54:00:a4:6f:91", "hostname": "fedora", "expiry-time": 1900000000 }, { "ip-address": "192.168.122.198", "mac-address": "52:54:00:a4:6f:92", "hostname": "fedora", "expiry-time": 1900000000 }, { "ip-address": "192.168.122.254", "mac-address": "52:54:00:3a:b5:0c", "hostname": "gentoo", "expiry-time": 2000000000 } ]