private function sendEmailToPublisherAdminsNoCredits($publisherAdmins, $companyId)
 {
     $en = EmailNotification::findNotification("Company", $companyId, EmailNotification::COMPANY_NO_CREDIT);
     if (empty($en) || !$en->isValidNotification()) {
         Mail::send('emails.import.no_credits', [], function ($message) use($publisherAdmins) {
             $emails = array_map(function ($ar) {
                 return $ar["email"];
             }, $publisherAdmins->toApiArray());
             $message->from('*****@*****.**')->to($emails)->bcc(Config::get("mail.admins"))->subject('[MINT NOTIFICATION - NO CREDITS LEFT]');
         });
         EmailNotification::createUpdateNotification("Company", $companyId, EmailNotification::COMPANY_NO_CREDIT);
     }
 }