AppsMeet Package Permission denied on resource Space error about google-cloud-php HOT 6 CLOSED

public function index(){
         $credentials = (new ServiceAccountCredentials(['https://www.googleapis.com/auth/meetings.space.readonly','https://www.googleapis.com/auth/meetings.space.created']
             ,base_path("key.json"),
             '[email protected]'
         ));
        // Create a client.
        $spacesServiceClient = new SpacesServiceClient(['credentials' => $credentials]);

        // Prepare the request message.
        $request = new CreateSpaceRequest();

        // Call the API and handle any network failures.
        try {
            /** @var Space $response */
            $response = $spacesServiceClient->createSpace($request);
            printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
        } catch (ApiException $ex) {
            printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
        }
    }

    public function index(){
         putenv('GOOGLE_APPLICATION_CREDENTIALS=' . base_path("key.json"));

         $client = new Client();
         $client->useApplicationDefaultCredentials();
         $client->addScope('https://www.googleapis.com/auth/meetings.space.readonly');
         $client->addScope('https://www.googleapis.com/auth/meetings.space.created');
         $client->setSubject('[email protected]');
         $options = [
             'credentials' => $client,
         ];

        // Create a client.
        $spacesServiceClient = new SpacesServiceClient($options);

        // Prepare the request message.
        $request = new CreateSpaceRequest();

        // Call the API and handle any network failures.
        try {
            /** @var Space $response */
            $response = $spacesServiceClient->createSpace($request);
            printf('Response data: %s' . PHP_EOL, $response->serializeToJsonString());
        } catch (ApiException $ex) {
            printf('Call failed with message: %s' . PHP_EOL, $ex->getMessage());
        }
    }