wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/c5651f0b-ee4d-4056-9f8e-a774eaa9fd04/4DNFIEQ4XVBN.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/c5651f0b-ee4d-4056-9f8e-a774eaa9fd04/4DNFIEQ4XVBN.bw 4DNFIEQ4XVBN
test "a555feb4a1140942487eba7ab3ba16ee" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIEQ4XVBN