fix code

api/pictorial.py

@@ -23,7 +23,7 @@ class PictorialListView(APIView):
 
     def post(self, request):
         ids = json.loads(request.POST.get('ids', '[]'))
-        updates = json.loads(request.POST.get('updates', '{}'))
+        updates = json.loads(request.POST.get('update', '{}'))
         try:
             self.rpc['venus/sun/pictorial/batch/update'](updates=updates, ids=ids).unwrap()
         except Exception as e: