##


use CGI;
use Data::URIEncode qw(query_to_complex);
use Data::Dumper qw(Dumper);

my $q = CGI->new;
my $data = query_to_complex($q);

print "Content-type: text/plain\n\n";
print Dumper $data;

__END__
Will have printed something similar to:

$VAR1 = {
    users => [{
        username => "...",
        email    => "...",
        name     => "...",
    },{
        username => "...",
        email    => "...",
        name     => "...",
    }],
};

Username 1
Email
Name

Username 1
Email
Name