wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/e422e4bc-b506-4a13-8c9d-fea194f5bb51/4DNFIEG9WUMN.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/e422e4bc-b506-4a13-8c9d-fea194f5bb51/4DNFIEG9WUMN.bw 4DNFIEG9WUMN
test "8f338a2d42c7b435c35a337a146d3768" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIEG9WUMN