(2) The creditor, however, submitted a formal written objection with no particular content that is served on the original copy of the payment order of this case, and later, did not submit a substantive reply or a preparatory document containing specific arguments in the proceedings for pleadings, and did not appear on the date of pleading, and therefore, the plaintiff's assertion was not presented on the date of pleading. Thus, it is deemed that all of the plaintiff's assertion was led to confession).