wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/567e4c08-1f8f-4c4c-b8d2-4571281fb4ae/4DNFIQ3J9T6G.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/567e4c08-1f8f-4c4c-b8d2-4571281fb4ae/4DNFIQ3J9T6G.bw 4DNFIQ3J9T6G
test "f48362b9ff3beb126b90f0f1230c120e" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIQ3J9T6G