wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/b8a9d066-83e2-403e-b764-4d54f3471f81/4DNFIVUHJ6HO.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/b8a9d066-83e2-403e-b764-4d54f3471f81/4DNFIVUHJ6HO.bw 4DNFIVUHJ6HO
test "49cbe6566d19118da89ebfba00e523d6" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIVUHJ6HO