{"IsTruncated": false,
 "ResponseMetadata": {"RequestId": "b61ce1b1-0401-11e1-b2f8-2dEXAMPLEbfc"},
 "VirtualMFADevices": [
     {"SerialNumber": "arn:aws:iam::123456789012:mfa/MFAdeviceName"},
     {"EnableDate": "2011-10-20T20:49:03Z",
      "SerialNumber": "arn:aws:iam::123456789012:mfa/RootMFAdeviceName",
      "User": {"Arn": "arn:aws:iam::123456789012:root",
               "CreateDate": "2009-10-13T22:00:36Z",
               "UserId": "123456789012"}},
     {"EnableDate": "2011-10-31T20:45:02Z",
      "SerialNumber": "arn:aws:iam:::mfa/ExampleUserMFAdeviceName",
      "User": {"Arn": "arn:aws:iam::111122223333:user/ExampleUser",
               "CreateDate": "2011-07-01T17:23:07Z",
               "Path": "/",
               "UserId": "AIDEXAMPLE4EXAMPLEXYZ",
               "UserName": "ExampleUser"}
     }
 ]
}