$ rpki-client -vvf rpki.ripe.net/repository/DEFAULT/91/28a68c-fb5e-4860-94b4-639780e939e5/1/E_8jyrp-AfaB5z36sXQ_9keN3O0.mft.html
File:                     E_8jyrp-AfaB5z36sXQ_9keN3O0.mft.html (raw, json)
Hash identifier:          gBE/IItO2mdeVz4mVaV2LsWjxR8J54RktMAc9BENMjY=
rpki.ripe.net/repository/DEFAULT/91/28a68c-fb5e-4860-94b4-639780e939e5/1/E_8jyrp-AfaB5z36sXQ_9keN3O0.mft.html: unsupported file type
Validation:               N/A