Fires when an addon communication message is received (see SendAddonMessage()). The local client receives any messages it sends; thus, this event fires for messages sent by the local client as well as those receives from others.
Signature:
("prefix", "message", "channel", "sender")
Arguments:
prefix- The prefix declared from SendAddonMessage. (string)message- The message from SendAddonMessage. (string)channel- The message channel used for this message. Possible values include PARTY, RAID, GUILD, BATTLEGROUND, or WHISPER. (string)sender- The username of the sender. (string)