wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/7a678957-1e27-4924-a4c8-e4244b853697/4DNFI1L2FVX1.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/7a678957-1e27-4924-a4c8-e4244b853697/4DNFI1L2FVX1.bw 4DNFI1L2FVX1
test "3a566a576d104adb7e6caa2877dcd0dc" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI1L2FVX1