CLASS none/qj net/minecraft/migration/impl/TagUpgraderEntityStack
FIELD a stackKeys [Ljava/lang/String;
METHOD <init> (Ljava/lang/Class;[Ljava/lang/String;)V
ARG 0 objClass
ARG 1 stackKeys
METHOD b upgradeTagInternal (Lnone/pe;Lnone/dt;I)Lnone/dt;
ARG 0 handler
ARG 1 tag
ARG 2 version
