mydomain.com/?epunique=XXXX-XXXX-XX-XXXX-XX&epshare=fbtw&time=201905018

mydomain.com/XXXX-XXXX-XX-XXXX-XX/fbtw/201905018

mydomain.com/site/XXXX-XXXX-XX-XXXX-XX/fbtw/201905018

mydomain.com/account.php or mydomain.com/upload.php

location = /site/(.+)/(.+)/(.+) {
   rewrite ^site/(.+)/(.+)/(.+)/?$ index.php?epunique=$1&epshare=$2&time=$3 last;
}

nginx-1.12.2_11,2