1{ 2 "User": { 3 "CreateDate": "2011-12-19T23:16:46Z", 4 "UserId": "123456789012", 5 "Arn": "arn:aws:iam::123456789012:root" 6 }, 7 "ResponseMetadata": { 8 "RequestId": "a8ca5eb9-9167-11e2-8395-2fafede00095" 9 } 10} 11