How to load binary data to sound wave

I am working for voice chat for my game,but I have trouble now.I have an array of uint8(binary data) of player’s voice data,but I don’t know where to play it for local player…So I tried to move the data to a sound wave,but I don’t where to put it…Need help!!

Perhaps this helpshttps://couchlearn.com/the-easy-way-to-add-voice-chat-into-your-multiplayer-unreal-engine-4-game/

Yeah,I follow the tutorial。But I don’t know how to debug it.