wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/74fb27c2-2991-40e1-996c-b5d00267e871/4DNFIIBXBWM3.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/74fb27c2-2991-40e1-996c-b5d00267e871/4DNFIIBXBWM3.bw 4DNFIIBXBWM3
test "1180e90e04e07f2eb3b052742d787b0b" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIIBXBWM3