[
  {
    "interface": "eth0",
    "fqdn": "vpn.private-client.com",
    "ttl": 600,
    "record_type": "A",
    "providers": [
      {
        "type": "GANDI",
        "api_key": "SOME_API_KEY"
      }
    ],
    "ip_service": {
      "type": "IDENTME",
      "url": "https://v4.ident.me/"
    }
  },
  {
    "interface": "eth1",
    "fqdn": "vpn2.private-client2.com",
    "ttl": 1800,
    "record_type": "AAAA",
    "providers": [
      {
        "type": "GANDI",
        "api_key": "SOME_OTHER_API_KEY"
      }
    ],
    "ip_service": {
      "type": "IDENTME",
      "url": "https://v4.ident.me/"
    }
  }
]