wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/8ff85aa7-559c-486a-8cd5-3f24f721ee87/4DNFIFNTSQW8.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/8ff85aa7-559c-486a-8cd5-3f24f721ee87/4DNFIFNTSQW8.bw 4DNFIFNTSQW8
test "b548a30c66f4f9190d0a889a379b8eb9" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIFNTSQW8