def METHOD_NAME(self, caserun):
    caserun_ct = self.get_caserun_contenttype()
    return (
        TCMSLogModel.objects.filter(
            content_type=caserun_ct, object_pk=caserun.pk, site_id=settings.SITE_ID
        )
        .order_by("pk")
        .select_related("who")
        .only("date", "who__username", "field", "original_value", "new_value")
    )