{
"_id" : ObjectId("569ec058b8c96e09421b29f4"),
"clinked_by" : [ *{ "slug" : "derick-rethans", "name" : "Derick Rethans" }* ]
*"clinked_count" : { "derick-rethans" : 1 }*
}
$q = new Query( [ '_id' => new ObjectID( $checkin_id ), 'clinked_by.slug' => $slug );
$res = iterator_to_array( $manager->executeQuery( 'dramio.checkins', $q ) );
return *(($res[0]->clinked_count->{$res[0]->user_slug} % 2) == 1);*