Warning, /plasma/plasma-workspace/kcms/kfontinst/kio/fonts.json is written in an unsupported language. File is not indexed.

 {
     "KDE-KIO-Protocols": {
         "fonts": {
             "Class": ":local",
             "Icon": "preferences-desktop-font-installer",
             "copyFromFile": false,
             "copyToFile": false,
             "defaultMimetype": "application/octet-stream",
             "deleting": true,
             "exec": "kio_fonts",
             "input": "none",
             "linking": false,
             "listing": [
                 "Name",
                 "Type",
                 "Size",
                 "Date",
                 "AccessDate",
                 "Access",
                 "Owner",
                 "Group"
             ],
             "makedir": false,
             "maxInstances": 1,
             "moving": true,
             "output": "filesystem",
             "protocol": "fonts",
             "reading": true,
             "writing": true
         }
     }
 }