'structure' => {
                 'groups' => {
                               'properties' => {
                                                 'groupid' => undef,
                                                 'grouptitle' => undef
                                               },
                               'source' => 'user.groups'
                             },
                 'identity' => {
                                 'properties' => {
                                                    'username' => undef,
                                                    'id' => undef
                                                  },
                                 'source' => undef
                               }
              },

##</code><code>##

{
    'groups' => [
                  {
                    groupid=> '0',
                    grouptitle=>'SysAdmins',
                  },
                  {
                    groupid=> '1',
                    grouptitle=>'PerlGurus',
                  }
                ]
    'identity' => {
                    username=> 'LWall',
                    id=>1
                  }
}