OnMeAction
User issued a CTCP ACTION
Parameters
$0 = Action message text
$1 = Action target (channel or nickname)
Window
Channels and query windows
Description
This event is triggered when user issues a CTCP ACTION.
(The CTCP ACTION is usually triggered by the /me command).
Warning: don't use a /me inside this event handler, or you'll get an infinite recursion. If you need to halt the action (e.g. to do some text substitution), follow the example code.
Examples

ctcp $1 action "this text was changed in scripting, old one was $0";
echo -i=$msgtype(action) -w=$active "$me this text was changed in scripting, old one was $0";
halt;

Index, Events