/lib/systemd/system/udisks.service is in udisks 1.0.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | [Unit]
Description=Disk Manager (legacy version)
Documentation=man:udisks(7)
[Service]
Type=dbus
BusName=org.freedesktop.UDisks
ExecStart=/usr/lib/udisks/udisks-daemon --no-debug
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