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/jinsei-ni-tsukareta-saikyou-majutsushi-wa-akiramete-nemuru-koto-ni-shita' For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/429