wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/e2172cda-dca1-4b7a-93fd-27197352c2f7/4DNFIZYNQWRI.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/e2172cda-dca1-4b7a-93fd-27197352c2f7/4DNFIZYNQWRI.bw 4DNFIZYNQWRI
test "7dafcf40a9f0f376470aca27023e2253" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIZYNQWRI