CLASS net/minecraft/class_9228 net/minecraft/datafixer/FixUtil
	METHOD method_56943 fixBlockPos (Lcom/mojang/serialization/Dynamic;)Lcom/mojang/serialization/Dynamic;
		ARG 0 dynamic
	METHOD method_56944 renameKey (Lcom/mojang/serialization/Dynamic;Ljava/lang/String;Ljava/lang/String;)Lcom/mojang/serialization/Dynamic;
		ARG 0 dynamic
		ARG 1 oldKey
		ARG 2 newKey
	METHOD method_56945 replaceKey (Lcom/mojang/serialization/Dynamic;Ljava/lang/String;Ljava/lang/String;Ljava/util/Optional;)Lcom/mojang/serialization/Dynamic;
		ARG 0 dynamic
		ARG 1 oldKey
		ARG 2 newKey
		ARG 3 newValue
	METHOD method_56946 replaceKey (Lcom/mojang/serialization/Dynamic;Ljava/lang/String;Ljava/lang/String;Ljava/util/function/UnaryOperator;)Lcom/mojang/serialization/Dynamic;
		ARG 0 dynamic
		ARG 1 oldKey
		ARG 2 newKey
		ARG 3 valueTransformer
	METHOD method_56947 setOptional (Lcom/mojang/serialization/Dynamic;Ljava/lang/String;Ljava/util/Optional;)Lcom/mojang/serialization/Dynamic;
		ARG 0 dynamic
		ARG 1 key
		ARG 2 value