Отправка PUSH уведомлений в приложение IOS

Задача: в приложение на IOS отправить push уведомление из PHP

Решение:

public function SendPushIOS($token,$title,$message){     
     $rs=false;
     $notification_payload = [
        "aps" => [
            "alert" => [
                //"title" => "Зарядись!",
                "body" => $message,
               // "action-loc-key" => "PLAY"
            ],
            "badge" => 0,
            "sound" => "bingbong.aiff"
        ]
     ];     
        $token_key = $this->server_key_ios;
        //echo "!! token_id IOS: $this->server_token_id_ios\n";
        $jwt_header = [
                'alg' => 'ES256', 
                'kid' => $this->server_token_id_ios
        ];
        //echo "!!team_id:$this->server_team_id_ios\n";
        $jwt_payload = [
                'iss' => $this->server_team_id_ios, 
                'iat' => time()
        ];
        $raw_token_data = self::b64($jwt_header, true).".".self::b64($jwt_payload, true);
        $signature = '';        
        openssl_sign($raw_token_data, $signature, $token_key, 'SHA256');
        $jwt = $raw_token_data.".".self::b64($signature);
        // send push
        $request_body = json_encode($notification_payload);
        $endpoint = 'https://api.push.apple.com/3/device';
        $url = "$endpoint/$token";
        $ch = curl_init($url);
        //echo "!!server_bandle_id_ios:$this->server_bandle_id_ios\n";
        curl_setopt_array($ch, [
                CURLOPT_POSTFIELDS => $request_body,
                CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_2_0,
                CURLOPT_HTTPHEADER => [
                        "content-type: application/json",
                        "authorization: bearer $jwt",
                        "apns-topic: $this->server_bandle_id_ios"
                ]
        ]);
        $result_curl=curl_exec($ch);
        $result = json_decode($result_curl);

        if (is_null($result)) {
            $log= new TLog($this->api);
            $log->InsertLogBoiler([
                "source_id"=> TLog::S_Messages,
                "comment"=>"Ошибка отправки PUSH IOS",
                "raw_package"=>curl_error($ch).$result_curl,
                "reason"=> TLog::R_Error
            ]);           
        } else { 
                if ((int)$result>0){
                //if ($result->success>0){
                  $rs=true;  
                };
        };
        

        curl_close($ch);        
     return $rs;
    }
 public function b64($raw, $json=false){
            if($json) $raw = json_encode($raw);
            return str_replace('=', '', strtr(base64_encode($raw), '+/', '-_')); 
    }