pocketmine\entity\Zombie::spawnTo PHP Method

    public function spawnTo(Player $player)
    {
        $pk = new AddEntityPacket();
        $pk->eid = $this->getId();
        $pk->type = Zombie::NETWORK_ID;
        $pk->x = $this->x;
        $pk->y = $this->y;
        $pk->z = $this->z;
        $pk->speedX = $this->motionX;
        $pk->speedY = $this->motionY;
        $pk->speedZ = $this->motionZ;
        $pk->yaw = $this->yaw;
        $pk->pitch = $this->pitch;
        $pk->metadata = $this->dataProperties;
        $player->dataPacket($pk);
        parent::spawnTo($player);
    }

 public function spawnTo(Player $player)
 {
     $pk = $this->addEntityDataPacket($player);
     $pk->type = ZombieVillager::NETWORK_ID;
     $player->dataPacket($pk);
     parent::spawnTo($player);
 }