cd /www/wwwroot/testing.nanoa.cn/component/wechat-pay/packagist && composer exec ./vendor/wechatpay/wechatpay/bin/CertificateDownloader.php -- -k cJEyjDTTGMF28zBYeS6RTNycTZbDtmBd -m 1649000972 -f /www/wwwroot/testing.nanoa.cn/component/wechat-pay/cert/apiclient_key.pem -s 35063AF129CEAF357A8633E70C10A289DECE6298 -o /www/wwwroot/testing.nanoa.cn/component/wechat-pay/certs