wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/fb346414-ac7d-46b9-ab52-e232bd0392f0/4DNFI56SR6G5.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/fb346414-ac7d-46b9-ab52-e232bd0392f0/4DNFI56SR6G5.bw 4DNFI56SR6G5
test "4e8b4172093e1bd6dfdcb1f95b48f496" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI56SR6G5