 cornerstoneDICOMImageLoader.wadouri.dataSetCacheManager.get(uri);

            const newDataSet = await dataSet.fetchMore({
                lengthToFetch: 500000,
            });

            console.log(newDataSet);

            // Not sure how much of this should be handled automatically inside
            // cornerstoneDICOMImageLoader, vs explicitly in user scripts. It
            // would probably be helpful for everything below here to be one
            // function call or automatic upon invoking `f