@Override
    public void afterResponse(Request<?> request, Response<?> response) {
    }
A request handler that strips out millisecond precision from requests to
RequestSpotFleet and DescribeSpotFleetRequestHistory, which don't expect
timestamps to be so precise.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/transform/TimestampFormatRequestHandler.java