wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/bc550c3a-1318-46d9-a1a1-e6011a4dcdd2/4DNFI75F2U4T.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/bc550c3a-1318-46d9-a1a1-e6011a4dcdd2/4DNFI75F2U4T.bw 4DNFI75F2U4T
test "4b0149f2a1a2d2d858e6bd6438a1b719" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI75F2U4T