inventory bug

app/routes/routes.py

@@ -1,4 +1,4 @@
-from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, BackgroundTasks
+from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, BackgroundTasks, Request
 from fastapi.responses import StreamingResponse
 from typing import Optional, List
 from io import BytesIO
@@ -232,18 +232,20 @@ async def delete_open_box(
         logger.error(f"Delete open box failed: {str(e)}")
         raise HTTPException(status_code=400, detail=str(e)
 )
-    
+
+class InventoryAddRequest(BaseModel):
+    open_box_ids: List[str]
+
+
 @router.post("/tcgplayer/inventory/add", response_class=StreamingResponse)
 async def create_inventory_add_file(
-    request: dict,  # Just use a dict instead
+    body: InventoryAddRequest,
     pricing_service: PricingService = Depends(get_pricing_service),
 ):
     """Create a new inventory add file for download."""
     try:
-        # Get IDs directly from the dict
-        open_box_ids = request.get('open_box_ids', [])
-        content = pricing_service.generate_tcgplayer_inventory_update_file_with_pricing(open_box_ids)
-        
+        content = pricing_service.generate_tcgplayer_inventory_update_file_with_pricing(body.open_box_ids)
+                
         stream = BytesIO(content)
         timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")