CHAT MSG RAID BOSS WHISPER

Needs summary.
 CHAT_MSG_RAID_BOSS_WHISPER: text, playerName, languageName, channelName, playerName2, specialFlags, zoneChannelID, channelIndex, channelBaseName, languageID, lineID, guid, bnSenderID, isMobile, isSubtitle, hideSenderInLetterbox, supressRaidIcons
==Payload==