public void setProductCode(String productCode) {
        this.productCode = productCode;
    }
<p>
The product code is returned to confirm that the buyer is registering for your product. Subsequent
<code>BatchMeterUsage</code> calls should be made using this product code.
</p>

@param productCode
       The product code is returned to confirm that the buyer is registering for your product. Subsequent
       <code>BatchMeterUsage</code> calls should be made using this product code.
aws-java-sdk-marketplacemeteringservice/src/main/java/com/amazonaws/services/marketplacemetering/model/ResolveCustomerResult.java