my $encoded_from = url_encode($from);
say "encoded cyrillic is $encoded_from";
$from = Encode::decode( 'utf8', uri_unescape($encoded_from) );
say "from is $from";

my $encoded_to = url_encode($to);
say "encoded cyrillic is $encoded_to";
$to = Encode::decode( 'utf8', uri_unescape($encoded_to) );
say "to is $to";

my $encoded_pop = url_encode($pop);
say "encoded cyrillic is $encoded_pop";
$pop = Encode::decode( 'utf8', uri_unescape($encoded_pop) );
say "pop is $pop";