public GrantItem withDimensionKey(String dimensionKey) {
        setDimensionKey(dimensionKey);
        return this;
    }
<p>
Unique dimension key defined in the product document. Dimensions represent categories of capacity in a product
and are specified when the product is listed in AWS Marketplace.
</p>

@param dimensionKey
       Unique dimension key defined in the product document. Dimensions represent categories of capacity in a
       product and are specified when the product is listed in AWS Marketplace.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-marketplaceagreement/src/main/java/com/amazonaws/services/marketplaceagreement/model/GrantItem.java