Usage: /usr/bin/fyi [OPTIONS…] TITLE [MESSAGE]
       /usr/bin/fyi --close=ID
       /usr/bin/fyi --server-info
       /usr/bin/fyi --server-capabilities

Options:
  -a,--app-name=NAME           app-name, typically used for the icon, unless
                               --icon is used
  -i,--icon=ICON               notification icon. Can be either a symbolic name,
                               or a file (default: none)
     --image-data=FILE         file content (must be raw RGBA pixel data) is sent
                               as a image-data hint
     --image-size=WIDTHxHEIGHT width and height, in pixels, of --image-data
  -u,--urgency=URGENCY         notification urgency; low, normal or critical
                               (default: normal)
  -c,--category=CATEGORY       notification category (default: none)
  -A,--action=NAME:LABEL       defines an action to display. Implies --wait. May
                               be set multiple times. The name of the
                               triggered action is output to stdout
  -H,--hint=TYPE:NAME:VALUE    specifies additional hints. Valid types are
                               boolean, byte, int, double and string
  -r,--replaces=ID             update an existing notification
  -t,--expire-time=TIME_MS     notification timeout, in milliseconds (default:
                               server defined)
     --transient               show a transient notification. Transient
                               notifications by-pass the server's persistence
                               capability, if any.
  -C,--close=ID                close an existing notification
  -p,--print-id                print the notification ID on stdout
  -R,--print-reason            print the reason the notification was closed
  -T,--print-token             print the activation token, if present
  -w,--wait                    wait for the notification to be closed before
                               exiting
     --server-info             display server name and version
     --server-capabilities     display server capabilities
  -v,--version                 show the version number and quit