code: public function processLogEntry($method, $args = array(), $meta = array())
      {
          $meta = \array_merge(array(
              'format' => 'raw',
              'requestId' => $this->requestId,
          ), $meta);
          if ($meta['channel'] == $this->debug->getCfg('channel')) {
              unset($meta['channel']);
          }
          if ($meta['format'] == 'raw') {
              $args = $this->crateValues($args);
          }
          if (!empty($meta['backtrace'])) {
              $meta['backtrace'] = $this->crateValues($meta['backtrace']);
          }
          $this->wamp->publish($this->topic, array($method, $args, $meta));
      }
docs: Publish WAMP message to topic
  
  @param string $method debug method
  @param array  $args   arguments
  @param array  $meta   meta values
  
  @return void