feat: remove all empty fields

src/commons.py

@@ -17,14 +17,14 @@ def remove_mongodb_id_from_result(json_data, result_type) -> list:
         purged_list.append(d)
     return purged_list
 
-def remove_key_from_dict(d: dict, tbr_key: str) -> dict:
+def remove_key_from_dict(d: dict) -> dict:
     """
     This function removes keys with the value of null from the result.
     """
     if isinstance(d, dict):
         for key in list(d.keys()):
-            if key == tbr_key and d[key] == None:
+            if d[key] == None:
                 del d[key]
             else:
-                remove_key_from_dict(d[key], tbr_key)
+                remove_key_from_dict(d[key])
     return d