$ rpki-client -vvf rpki.ripe.net/repository/DEFAULT/6e/98c4ee-2f59-45a7-adb6-74139591312e/1/cn-oXj_T-RfCKsQxrw6E8Ys-CgQ.roa.html
File:                     cn-oXj_T-RfCKsQxrw6E8Ys-CgQ.roa.html (raw, json)
Hash identifier:          W0nvgkWDg+955bVJccw/AgGdNT3YWno+JHIj1trEVI4=
rpki.ripe.net/repository/DEFAULT/6e/98c4ee-2f59-45a7-adb6-74139591312e/1/cn-oXj_T-RfCKsQxrw6E8Ys-CgQ.roa.html: unsupported file type
Validation:               N/A