Varibles could be used in CA message

Variable  Realtime Value  
&CATEGORY  CATEGORY field from the event  
&DATEGEN  Date when the event was generated. Format is YYYY/MM/DD.  
&DEVICE  Device field from the event.  
&JOBNAME  JOB NAME field from the event  
&JOBNO   JOB NUMBER field from the event  
&JOBQUAL  JOB QUALIFIER field from the event.  
&JOBSET  JOB SET field from the event.  
&MSGNUM  MESSAGE NUMBER field from the event.  
&NODEID  Node name from which the event originated.  
&PID   Process ID (PID) of the process that generated the message.  
&PROGRAM  PROGRAM field from the event.  
&SEVERITY  SEVERITY field from the event.  
&SOURCE  SOURCE field from the event.  
&STATION  WORKSTATION field from the event.  
&TAG   PLATFORM TAG field from the event  
&TEXT   Full text of the message.  
&TIMEGEN  Time when event was generated in format HH:MM:SS.  
&TYPE   Type of message (MSG, CMD, WTOR, and so forth). 
&UDATA   USER DATA field from the event.  
&USERID  User ID of the person who originated the message.  
&1 &2 ... &99 (&n...&nn)  Positional words from the start of the message text.Delimited by spaces only.  
&R1 &R2...  Positional words from the end of the event text.  
&(Rm:Rn)  Range of tokens from the end of the event text.  
&ORIGUSER  Original user ID of the acknowledged event.  
&ORIGNODE  Original node ID of the acknowledged event.  
&NODENAME  The node name part of DOMAIN\NODENAME of the node ID from which the event originated.  
&NODEDOMAIN The domain part of DOMAIN\NODENAME of the node ID from which the event originated.  
&EVENTDATA  Event data field from the event.  
&(n1:n2)  Range of tokens. See Range of Tokens.  
&(Rn:Rm)  Reverse range of tokens. See Reverse Range ofTokens.