+RewriteRule ^(\w+)/subscriptions/([a-zA-Z0-9]+)$ index.php?action=subscriptions&nickname=$1&tag=$2 [L,QSA]
+RewriteRule ^(\w+)/subscribers$ index.php?action=subscribers&nickname=$1 [L,QSA]
+RewriteRule ^(\w+)/subscribers/([a-zA-Z0-9]+)$ index.php?action=subscribers&nickname=$1&tag=$2 [L,QSA]