CLASS of net/minecraft/server/network/packet/BookUpdateC2SPacket
	FIELD a book Lbce;
	FIELD b signed Z
	FIELD c hand Lahf;
	METHOD <init> (Lbce;ZLahf;)V
		ARG 1 book
		ARG 2 signed
		ARG 3 hand
	METHOD b getBook ()Lbce;
	METHOD c wasSigned ()Z
	METHOD d getHand ()Lahf;
