php - Response status 200 but no JSON -

i using phpmailer send mails localhost in xampp. when test api in postman, takes long process request renders response status 200 no json response returned. below codes.

    public function actionsendmail() {     //getting request frontend     $request = file_get_contents('php://input');      //decoding input array     $input = json_decode($request, true);      //validating request     if (is_null($input)) {         $response = json_encode(['error' => 'bad input']);         die($response);      } else {         //mail parameters         $to      = $input['to'];         $subject = $input['subject'];         $body    = $input['body'];         $headers = $input['headers'];          //sending mail          if($result = $this->sendmail($to, $subject, $body, $headers) === true) {             $response = json_encode(['success' => true]);             echo $response;         } else {             $response = json_encode(['error' => 'mail not sent']);             die($response);         }     } }  private function sendmail ($to, $subject, $body, $headers) {     //configurating php mailer     $mail = new phpmailer();      $mail->issmtp();                                      $mail->host = 'secure.emailsrvr.com';       $mail->port = 995;     $mail->smtpauth = true;                                 $mail->username = 'example@example.com';                                $mail->password = '****';                               $mail->smtpsecure = 'ssl';                        $mail->wordwrap = 50;           $mail->ishtml(true);       $mail->setfrom('redacted@example.com');     $mail->addreplyto($headers);     $mail->subject = $subject;     $mail->msghtml($body);     $mail->addaddress($to, "");      if(!$mail->send())         return $mail->errorinfo;      return true; } 

thanks time.

you need test mail sending code in isolation - errors being hidden behind other code. long delay means you're having network timeout, either due bad connectivity or dns timeout. try setting $mail->smtpdebug = 3; can see connection errors. check phpmailer troubleshooting guide.