pocketmine\event\player\PlayerRespawnEvent::getRespawnPosition PHP Method

    public function getRespawnPosition()
    {
        return $this->position;
    }

 public function onPlayerRespawn(PlayerRespawnEvent $event)
 {
     $player = $event->getPlayer();
     if ($player instanceof Player) {
         $this->plugin->petOwnerRegister($player, $event->getRespawnPosition()->getLevel()->getName());
     }
 }