Я не могу отправить целочисленное поле в django Rest Framework? TypeError 'BoundField' object is not iterable

class ClinicList(ListCreateAPIView):
    serializer_class=CliniDetailcSerializer
    permission_classes=[IsAuthenticatedOrReadOnly]
     
    def get_queryset(self):   
        qs=Clinic.objects.all().order_by('-id')
        return qs
            
    def post(self,request,format=None):
        if request.user.is_authenticated and request.user.profile.type == 'doctor':
            serializer = CliniDetailcSerializer(data=request.data)
            if serializer.is_valid():
                print(serializer.data.values())
                Clinic.objects.create(doctor=request.user.profile,name=serializer["name"],price=serializer.data["price"],days=serializer["days"],start_time=serializer["start_time"],end_time=serializer["end_time"])
                context={"data":serializer.data,"message":"clinic added successffullt"}
                return Response(serializer.data)
            else:
                return Response({"message": "invalid data"})    
        else:
            return Response({"message": "your are not a doctor"})