wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/87c498aa-1faa-45a4-976d-ea633a7483ec/4DNFIQ4X4VQ4.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/87c498aa-1faa-45a4-976d-ea633a7483ec/4DNFIQ4X4VQ4.bw 4DNFIQ4X4VQ4
test "724d62a864ea09c8f5edd5711c70d8f9" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIQ4X4VQ4