wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/f2a4f290-294a-4571-aed1-f3f60ddde492/4DNFIHU4JFWF.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/f2a4f290-294a-4571-aed1-f3f60ddde492/4DNFIHU4JFWF.bw 4DNFIHU4JFWF
test "a38e0d7d3f19dd9a2e38473f293ade00" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIHU4JFWF