code: public function matchesRequest()
      {
          if (isset($this->headers['x-twitter-webhooks-signature'])) {
  
              $signature = $this->headers['x-twitter-webhooks-signature'][0];
              $hash = hash_hmac('sha256', json_encode($this->payload->all()), $this->config->get('consumer_secret'), true);
  
              return $signature === 'sha256='.base64_encode($hash);
          }
          return false;
      }
docs: Determine if the request is for this driver.
  
  @return bool