Chatmessage to an id like 36423 So, an object id. Or findclientbyid or somethinglikethat. How?
Please clarify what you are trying to ask.
Also this board is for help, we aren't going to spoon-feed answers to you.
You could look up what you are trying to figure out, from what I get you are trying to figure out how to fire a raycast.
Edit: I should also add that the name is extremely ambiguous.
You should change it.