チャプターの取得に失敗しました

Client error '429 Too Many Requests' for url 'https://klz9.com/api/manga/slug/i-was-reincarnated-as-a-villainess-but-since-i-have-become-the-beautiful-woman-of-my-dreams-thats-plus-minus-zero' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/429