Was using model.Comment as ref, should be model.CommentJSON

templates/view.html

@@ -77,7 +77,7 @@
                         {{end}}
                     </div>
                     <div class="col-md-2">
-                        {{.CreatedAt.Year}}/{{.CreatedAt.Month}}/{{.CreatedAt.Day}}
+                        {{.Date.Year}}/{{.Date.Month}}/{{.Date.Day}}
                     </div>
                     <div class="col-md-8">
                         {{.Content}}