wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/6241b04e-3224-4ead-b258-c0b08c6c3211/4DNFID7513WF.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/6241b04e-3224-4ead-b258-c0b08c6c3211/4DNFID7513WF.bw 4DNFID7513WF
test "64336b6ec627b422b3198b1c51235769" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFID7513WF