CLASS kt net/minecraft/client/network/packet/ChunkDeltaUpdateS2CPacket
	CLASS kt$a ChunkDeltaRecord
		FIELD b pos S
		FIELD c state Lbvc;
		METHOD a getBlockPos ()Lev;
		METHOD b getPosShort ()S
		METHOD c getState ()Lbvc;
	FIELD a chunkPos Lbgn;
	FIELD b records [Lkt$a;
	METHOD b getRecords ()[Lkt$a;
