Piwik\Tracker\Request::setCurrentTimestamp PHP Method

    public function setCurrentTimestamp($timestamp)
    {
        $this->timestamp = $timestamp;
    }

 private function buildRequest($idsite)
 {
     $request = new Request(array('idsite' => '' . $idsite));
     $request->setCurrentTimestamp($this->time);
     return $request;
 }