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/murasakiiro-no-clavel-subete-wo-ubawareta-no-de-keikoku-no-akuyaku-reijou-to-natte-kaerizakimasu' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/429