From badcb622e543e2cd468a6b29eed5aac5527a9f06 Mon Sep 17 00:00:00 2001
From: anisbhsl <bhusal.anish12@gmail.com>
Date: Thu, 12 Oct 2023 14:50:52 -0500
Subject: [PATCH] fix error with payload generation

---
 pynequa/models.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pynequa/models.py b/pynequa/models.py
index 8d3c67e..db5d746 100644
--- a/pynequa/models.py
+++ b/pynequa/models.py
@@ -1,4 +1,4 @@
-from typing import Dict, List
+from typing import Dict, List, Optional
 
 
 class TreeParams:
@@ -79,7 +79,7 @@ class QueryParams:
     aggregations: List[str] = []
     order_by: str = None
     group_by: str = None
-    advanced: AdvancedParams = AdvancedParams()
+    advanced: Optional[AdvancedParams] = None
 
     def __init__(self) -> None:
         pass