wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/3219b66b-0c82-4bf7-baf4-56bded927af8/4DNFIJLYLUY9.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/3219b66b-0c82-4bf7-baf4-56bded927af8/4DNFIJLYLUY9.bw 4DNFIJLYLUY9
test "122f4cc5b519e66c6d7449cc3fd31604" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIJLYLUY9