This is the response object from the CreateKeyPair operation.
Inheritance: Amazon.Runtime.AmazonWebServiceResponse
        /// <summary>
        /// Unmarshaller the response from the service to the response class.
        /// </summary>  
        /// <param name="context"></param>
        /// <returns></returns>
        public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
        {
            CreateKeyPairResponse response = new CreateKeyPairResponse();

            context.Read();
            int targetDepth = context.CurrentDepth;
            while (context.ReadAtDepth(targetDepth))
            {
                if (context.TestExpression("keyPair", targetDepth))
                {
                    var unmarshaller = KeyPairUnmarshaller.Instance;
                    response.KeyPair = unmarshaller.Unmarshall(context);
                    continue;
                }
                if (context.TestExpression("operation", targetDepth))
                {
                    var unmarshaller = OperationUnmarshaller.Instance;
                    response.Operation = unmarshaller.Unmarshall(context);
                    continue;
                }
                if (context.TestExpression("privateKeyBase64", targetDepth))
                {
                    var unmarshaller = StringUnmarshaller.Instance;
                    response.PrivateKeyBase64 = unmarshaller.Unmarshall(context);
                    continue;
                }
                if (context.TestExpression("publicKeyBase64", targetDepth))
                {
                    var unmarshaller = StringUnmarshaller.Instance;
                    response.PublicKeyBase64 = unmarshaller.Unmarshall(context);
                    continue;
                }
            }

            return response;
        }