public function MailOpenDispositionNotifications($account_id, $mail_id, $type = "open") { // $account_id : IDType // $mail_id : IDType // $type : string (enum 'open' or 'ignore') $this->CheckAndSetHeader(__FUNCTION__); $reg_args["operation"]["account_id"] = $account_id; $reg_args["operation"]["mail_id"] = $mail_id; $reg_args["operation"]["type"] = $type; $this->encodeString($reg_args); $results = parent::MailOpenDispositionNotifications($reg_args); $this->methodClose(); return $this->decodeString($results->mail); }