protected static function getCountsHash(MongoId $jobId)
 {
     $counts = ApplicationStudent::getClaimedUnclaimedCounts($jobId);
     $claimedCount = $counts['claimed'];
     $unclaimedCount = $counts['unclaimed'];
     $recruiterId = $_SESSION['_id'];
     $creditcount = RecruiterModel::getCredits($recruiterId);
     return ['claimedcount' => $claimedCount, 'unclaimedcount' => $unclaimedCount, 'creditcount' => $creditcount];
 }