public function postPoslate()
{
return json_encode(Mailbox::join('korisnici', 'korisnici.id', '=', 'mailbox.korisnici_id')->where('od_id', Auth::user()->id)->where('mailbox.copy', 1)->where('mailbox.aktivan', 1)->orderby('created_at', 'DESC')->get(['mailbox.id', 'korisnici.username', 'naslov', 'mailbox.created_at'])->toArray());
}
