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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _to_representation(self, instance):
 """Uncached `to_representation`."""


        if self.enable_optimization:
            representation = self._faster_to_representation(instance)
        else:
            representation = super(
                WithDynamicSerializerMixin,
                self
            ).to_representation(instance)

        if settings.ENABLE_LINKS:
            # TODO: Make this function configurable to support other
            #       formats like JSON API link objects.
            representation = merge_link_object(
                self, representation, instance
            )

        if self.debug:
            representation['_meta'] = {
                'id': instance.pk,
                'type': self.get_plural_name()
            }

        # tag the representation with the serializer and instance
        return tag_dict(
            representation,
            serializer=self,
            instance=instance,
            embed=self.embed
        )