Try to give name card

src/main/java/emu/grasscutter/data/common/RewardItemData.java

@@ -0,0 +1,22 @@
+package emu.grasscutter.data.common;
+
+public class RewardItemData {
+    private int ItemId;
+    private int ItemCount;
+
+    public int getItemId() {
+        return ItemId;
+    }
+
+    public void setItemId(int itemId) {
+        ItemId = itemId;
+    }
+
+    public int getItemCount() {
+        return ItemCount;
+    }
+
+    public void setItemCount(int itemCount) {
+        ItemCount = itemCount;
+    }
+}