##
[% FOREACH user = query_results %]
[% user.identity.username %]
[% FOREACH group user.groups %]
[% group.grouptitle %]
[% END %]
[% END %]
####
$paths{username} = '{identity}{username}';
...
eval "$hash{$id}$path = $username";
...
push @array_to_return, $hash{$id}