wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/30f78c62-8867-48a6-ac54-ccccc704f198/4DNFIRPD9QXK.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/30f78c62-8867-48a6-ac54-ccccc704f198/4DNFIRPD9QXK.bw 4DNFIRPD9QXK
test "e109a5c11af9b09b644d57a5bddedda5" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIRPD9QXK