http://www.zoneminder.com/wiki/index.php/Documentation#Filtering_Events
%EI% Id of the event
%EN% Name of the event
%EC% Cause of the event
%ED% Event description
%ET% Time of the event
%EL% Length of the event
%EF% Number of frames in the event
%EFA% Number of alarm frames in the event
%EST% Total score of the event
%ESA% Average score of the event
%ESM% Maximum score of the event
%EP% Path to the event
%EPS% Path to the event stream
%EPI% Path to the event images
%EPI1% Path to the first alarmed event image
%EPIM% Path to the (first) event image with the highest score
%EI1% Attach first alarmed event image
%EIM% Attach (first) event image with the highest score
%EV% Attach event mpeg video
%MN% Name of the monitor
%MET% Total number of events for the monitor
%MEH% Number of events for the monitor in the last hour
%MED% Number of events for the monitor in the last day
%MEW% Number of events for the monitor in the last week
%MEM% Number of events for the monitor in the last month
%MEA% Number of archived events for the monitor
%MP% Path to the monitor window
%MPS% Path to the monitor stream
%MPI% Path to the monitor recent image
%FN% Name of the current filter that matched
%FP% Path to the current filter that matched
%ZP% Path to your ZoneMinder console
Private
No