AppProviderController.php

public function start(Request $request)
    {
        $request->validate([
            'phone' => 'required',
            'password' => 'required',
            'ap_mac_id' => 'required',
            'device_mac_id' => 'required'
        ]);

        $user = User::query()->where('phone', '9003300303')->first();

        if (!$user) {
            abort(422, 'User not found!');
        }

        $ver = '1.0';
        $timestamp = Carbon::now()->format('YmdHis');
        $username = $request->phone;
        $password = $request->password;
        $apMacId = $request->ap_mac_id;
        $deviceMacId = $request->device_mac_id;
        $appId = config('services.wani.app.id');
        $appVer = config('services.wani.app.version');

        $otpObj = Totp::generate($username);
        $totp = $otpObj->otp;
        $custData = ['user_id' => $user->id];

        $tokenData = compact(
            'ver',
            'timestamp',
            'username',
            'password',
            'apMacId',
//            'deviceMacId',
//            'appId',
//            'appVer',
            'totp',
//            'custData'
        );

        $tokenString = json_encode($tokenData);

        // Fetch my keys
        $appProviderKey = ProviderKey::where('type', 'app_provider')->first();
        if (!$appProviderKey || !$appProviderKey->private_key || !$appProviderKey->public_key) {
            abort(500, 'Keys not set!');
        }

        $rsaCipher = CryptService::encrypt($tokenString, $appProviderKey->private_key);
        $base64Cipher = base64_encode($rsaCipher);
        $waniapptoken = $appProviderKey->uid . '|' . $base64Cipher;

        $response = Http::get(config('services.wani.captive.portal') . '?waniapptoken=' . $waniapptoken);

        if (!$response->successful()) {
            abort($response->status(), $response->reason());
            Log::error($response->body());
        }
        return $response->body();
    }