message/status - The message thats received or a statuscode like YOU_ JOINED_ CONVERSATION, YOU_ LEFT_ CONVERSATION, MEMBER_ LEFT. (string)
sender - The sender's RealID name. (i.e 'John Doe') or sometimes your own wow characters name. (looks like it will use the wow-character name when you are chatting, but will contain realid when other clients send messages) (string)
unknown - unknown (string)
channelString - The full name of the channel, including number. (string)
unknown - unknown (string)
unknown - unknown (string)
unknown - unknown (number)
channelNumber - The numeric ID of the channel. (The UI adds +10 to the number) (number)
unknown - unknown (string)
unknown - This variable has an unkown purpose although it always seems to be 0. (number)
counter - This variable appears to be sequential number that the client recieves. (number)
unknown - unknown (string)
presenceID - presenceID of the channel owner (number, presenceID)