private BlobRef toBlobRef(BlobEntity entity) {
        return new BlobRef()
                .setId(entity.getId())
                .setName(entity.getName())
                .setMimeType(entity.getMimeType())
                .setHash(entity.getHash())
                .setCreatedOn(entity.getCreatedOn())
                .setModifiedOn(entity.getModifiedOn());
    }
OID for 'name' of foo.jpeg will be in format: <samp>44cf-a164-607dd7fcd820/foo.jpeg</samp>.
manager/api/jpa/src/main/java/io/apiman/manager/api/jpa/blobstore/SqlBlobStoreService.java