fixed slicing issue

cookbook/serializer.py

@@ -44,6 +44,7 @@ class CustomDecimalField(serializers.Field):
 class SpaceFilterSerializer(serializers.ListSerializer):
 
     def to_representation(self, data):
+        if not data.query.is_sliced:  # if query is sliced it came from api request not nested serializer
             if self.child.Meta.model == User:
                 data = data.filter(userpreference__space=self.context['request'].space)
             else: