wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/f0e9d16f-4e4a-4712-8be1-d587fa38a2cf/4DNFIK3KQ26J.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/f0e9d16f-4e4a-4712-8be1-d587fa38a2cf/4DNFIK3KQ26J.bw 4DNFIK3KQ26J
test "db294768860a86f60841a8b9b1d45f42" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIK3KQ26J