$ rpki-client -vvf rpki.ripe.net/repository/DEFAULT/7d/0afac0-27b9-4637-9cde-b4e79f781e4d/1/6R-du-aLhAJ87U0x6IA_E-nWXRM.mft.html
File:                     6R-du-aLhAJ87U0x6IA_E-nWXRM.mft.html (raw, json)
Hash identifier:          MwXeaaVH1+vwMDxQPtdXnDMSwTEWIyM5xUw/fQAT0Zs=
rpki.ripe.net/repository/DEFAULT/7d/0afac0-27b9-4637-9cde-b4e79f781e4d/1/6R-du-aLhAJ87U0x6IA_E-nWXRM.mft.html: unsupported file type
Validation:               N/A