CHAT MSG INSTANCE CHAT

Fires for chat messages from groups formed by the dungeon finder, like in instances, raids, arenas and battlegrounds. CHAT_MSG_INSTANCE_CHAT: text, playerName, languageName, channelName, playerName2, specialFlags, zoneChannelID, channelIndex, channelBaseName, unused, lineID, guid, bnSenderID, isMobile, isSubtitle, hideSenderInLetterbox, supressRaidIcons