[Python] do we need query set in CreateAPIView?

My question is quite straight forward. I'm actually not sure that queryset is required need for CreateAPIView or not.. ?

class CreateNotificationAPIView(generics.CreateAPIView):
"""This endpoint allows for creation of a notification"""
queryset = Notification.objects.all() #can we remove it, if we do so, will we face any issue in future ?
serializer_class = serializers.NotificationSerializer

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