Fix SetContainerList dictionary parsing

src/utils/saveload.ts

@@ -61,3 +61,13 @@ export function GetCircularReplacer(): (key: any, value: object | Map<string, an
     return value;
   };
 }
+
+export function GetCircularReplacerKeepDataStructure(): (key: any, value: object | Map<string, any> | null) => object | null | undefined {
+  return (key: any, value: object | null) => {
+    if (key === 'parent') {
+      return;
+    }
+
+    return value;
+  };
+}