This file is indexed.

/usr/share/irssi/help/notice is in irssi 1.0.5-1ubuntu4.

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
 9
10
11
12
13
14
15
16
17
18
19
20
21
%9Syntax:%9

NOTICE %|<targets> <message>

%9Parameters:%9

    The targets and the message to notify.

%9Description:%9

    Sends a notice to the target nickname or channel; these are often used in
    automated bots or scripts.

    You can provide multiple targets by separating them with a comma.

%9Examples:%9

    /NOTICE mike You sir, are just awesome!
    /NOTICE bob,#irssi Fish go blub :p

%9See also:%9 CTCP, MSG, NCTCP