{"CustomerGateways": [{"BgpAsn": "65534",
                        "CustomerGatewayId": "cgw-b4dc3961",
                        "IpAddress": "12.1.2.3",
                        "State": "available",
                        "Tags": [],
                        "Type": "ipsec.1"}],
 "ResponseMetadata": {"RequestId": "7a62c49f-347e-4fc4-9331-6e8eEXAMPLE"}}