diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index a105352..ea13ea2 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,13 +16,13 @@ jobs:
       matrix:
         php-version: [ "8.2"]
         laravel: [11]
-        
+
     name: PHP ${{ matrix.php }} - Laravel ${{ matrix.laravel }}
 
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
-        
+
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -31,9 +31,9 @@ jobs:
           ini-values: error_reporting=E_ALL
           tools: composer:v2
           coverage: none
-        
+
       - name: Start Centrifugo
-        run: docker run -d -p 8000:8000 -e CENTRIFUGO_TOKEN_HMAC_SECRET_KEY="secret" -e CENTRIFUGO_PRESENCE=1 -e CENTRIFUGO_JOIN_LEAVE=true -e CENTRIFUGO_FORCE_PUSH_JOIN_LEAVE=true -e CENTRIFUGO_HISTORY_TTL=300s -e CENTRIFUGO_HISTORY_SIZE=100 -e CENTRIFUGO_FORCE_RECOVERY=true -e CENTRIFUGO_USER_SUBSCRIBE_TO_PERSONAL=true -e CENTRIFUGO_ALLOW_PUBLISH_FOR_SUBSCRIBER=true -e CENTRIFUGO_ALLOW_PRESENCE_FOR_SUBSCRIBER=true -e CENTRIFUGO_ALLOW_HISTORY_FOR_SUBSCRIBER=true centrifugo/centrifugo:v5 centrifugo
+        run: docker run -d -p 8000:8000 -e CENTRIFUGO_TOKEN_HMAC_SECRET_KEY="secret" -e CENTRIFUGO_YOUR-API-KEY-HERE="api-key" -e CENTRIFUGO_PRESENCE=1 -e CENTRIFUGO_JOIN_LEAVE=true -e CENTRIFUGO_FORCE_PUSH_JOIN_LEAVE=true -e CENTRIFUGO_HISTORY_TTL=300s -e CENTRIFUGO_HISTORY_SIZE=100 -e CENTRIFUGO_FORCE_RECOVERY=true -e CENTRIFUGO_USER_SUBSCRIBE_TO_PERSONAL=true -e CENTRIFUGO_ALLOW_PUBLISH_FOR_SUBSCRIBER=true -e CENTRIFUGO_ALLOW_PRESENCE_FOR_SUBSCRIBER=true -e CENTRIFUGO_ALLOW_HISTORY_FOR_SUBSCRIBER=true centrifugo/centrifugo:v5 centrifugo
       - name: Check container status
         run: docker ps
 
@@ -49,6 +49,6 @@ jobs:
         run: |
            composer require "illuminate/contracts=^${{ matrix.laravel }}" --no-update
            composer update --prefer-dist --no-interaction --no-progress
-           
+
       - name: PHPUnit Tests
         run: vendor/bin/phpunit
diff --git a/src/Centrifugo.php b/src/Centrifugo.php
index 3c08773..be4365f 100644
--- a/src/Centrifugo.php
+++ b/src/Centrifugo.php
@@ -330,8 +330,6 @@ protected function getApiKey(): string
      */
     protected function send(string $method, array $params = []) : array
     {
-        $json = json_encode(['method' => $method, 'params' => $params]);
-
         $url = $this->prepareUrl();
 
         $config =[
diff --git a/tests/TestCase.php b/tests/TestCase.php
index 6a682f7..845c0ff 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -28,12 +28,12 @@ protected function getPackageProviders($app): array
 
     protected function getEnvironmentSetUp($app)
     {
-        
+
         $app['config']->set('broadcasting.default', 'centrifugo');
         $app['config']->set('broadcasting.connections.centrifugo', [
             'driver' => 'centrifugo',
-            'token_hmac_secret_key' => '', //0cac68ac-5965-46bf-8c44-ed28a03ab8ba
-            'api_key' => '', //ae3362d2-5862-4261-9b3b-6b231f8863c8
+            'token_hmac_secret_key' => 'secret',
+            'api_key' => 'api-key',
             'url' => 'http://localhost:8000',
         ]);
     }
diff --git a/tests/Unit/CentrifugoTest.php b/tests/Unit/CentrifugoTest.php
index 1167732..b68118d 100644
--- a/tests/Unit/CentrifugoTest.php
+++ b/tests/Unit/CentrifugoTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 
 namespace denis660\Centrifugo\Test\Unit;
 
@@ -12,12 +13,17 @@
  *
  * @coversNothing
  */
+
+
 class CentrifugoTest extends TestCase
 {
+
+
+
     public function testGenerateToken(): void
     {
 
-        $timestamp = 1727716803;
+
 
         $info = [
             'first_name' => "Tristian",
@@ -25,17 +31,17 @@ public function testGenerateToken(): void
         ];
         $clientId = "f2527b6a-6705-45b7-a1d9-d0029943dc20";
 
-        $clientToken1 = $this->centrifuge->generateConnectionToken($clientId, $timestamp);
-
+        $clientToken1 = $this->centrifuge->generateConnectionToken(userId:$clientId);
 
         $this->assertEquals(
-            'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJmMjUyN2I2YS02NzA1LTQ1YjctYTFkOS1kMDAyOTk0M2RjMjAiLCJleHAiOjE3Mjc3MTY4MDN9.om2AdKJLNYbZ7bfeIS9tw0AJqs1RIp5irUGNfPiqHqk',
+            'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJmMjUyN2I2YS02NzA1LTQ1YjctYTFkOS1kMDAyOTk0M2RjMjAifQ.csRuDJhBalF3J3v6JnsNZmOXLx6nbNMi3zcCieJJqng',
             $clientToken1
         );
 
-        $clientToken2 = $this->centrifuge->generatePrivateChannelToken($clientId, 'test', $timestamp, $info);
+        $clientToken2 = $this->centrifuge->generatePrivateChannelToken(userId:$clientId, channel:'test', info:$info);
+
         $this->assertEquals(
-            'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJjaGFubmVsIjoidGVzdCIsImNsaWVudCI6ImYyNTI3YjZhLTY3MDUtNDViNy1hMWQ5LWQwMDI5OTQzZGMyMCIsImluZm8iOnsiZmlyc3RfbmFtZSI6IlRyaXN0aWFuIiwibGFzdF9uYW1lIjoiUnVlY2tlciJ9LCJleHAiOjE3Mjc3MTY4MDN9.UtzQDjU1RDXKizcBlvF5VMR45_crs6AU4tcO-EfPnjM',
+            'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJjaGFubmVsIjoidGVzdCIsInN1YiI6ImYyNTI3YjZhLTY3MDUtNDViNy1hMWQ5LWQwMDI5OTQzZGMyMCIsImluZm8iOnsiZmlyc3RfbmFtZSI6IlRyaXN0aWFuIiwibGFzdF9uYW1lIjoiUnVlY2tlciJ9fQ.8wNO3gQdg6Knk9J7mPZquV8aAsDtqI2a4A5tK5Y9IR8',
             $clientToken2
         );
     }