wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/a906c6b2-1563-40d4-bbde-6913c43ca8d4/4DNFIAXG3ZPL.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/a906c6b2-1563-40d4-bbde-6913c43ca8d4/4DNFIAXG3ZPL.bw 4DNFIAXG3ZPL
test "82b3c1be533fff9e38c9b50f8d9b5137" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIAXG3ZPL