PDC for sulfur cube bucket item does not work

### Expected behavior Log "test" on enable ### Observed/Actual behavior Log "null" on enable ### Steps/models to reproduce ```java public final class Test extends JavaPlugin { @Override public void onEnable() { final ItemStack item = ItemStack.of(Material.SULFUR_CUBE_BUCKET); final NamespacedKey key = new NamespacedKey(this, "test"); item.editMeta(meta -> meta.getPersistentDataContainer().set(key, PersistentDataType.STRING, "test")); final String value = item.getItemMeta().getPersistentDataContainer().get(key, PersistentDataType.STRING); getLogger().info(value); } } ``` ### Plugin and Datapack List [06:57:26 INFO]: ? Server Plugins (1): [06:57:26 INFO]: Paper Plugins: [06:57:26 INFO]: - Test [06:57:43 INFO]: There are 3 data pack(s) enabled: [vanilla (built-in)], [file/bukkit (world)], [paper (built-in)] [06:57:43 INFO]: There are no more data packs available ### Paper version [06:57:51 INFO]: This server is running Paper version 26.2-25-dev/26.2@13f9986 (2026-06-20T16:25:53Z) (Implementing API version 26.2.build.25-alpha) You are running the latest version ### Other _No response_