<script>
  function setAttributes(el, attrs) {
    for (var key in attrs) {
      el.setAttribute(key, attrs[key]);
    }
  }
  var script = document.createElement('script');
  setAttributes(script, {
    "src": "https://utteranc.es/client.js",
    "repo": "herren-official/herren-techblog-comments",
    "issue-term": "pathname",
    "label": "comment",
    "theme": "github-light",
    "crossorigin": "anonymous",
    "async": "async"
  });
	var container = document.querySelector('div.notion-page-content');
	var lastChild = container.lastChild;
  // oopy의 today 수 바로 아래에 utterances iframe 삽입
  // lastChild.after(script);
</script>

Test Container