use pocketmine\network\mcpe\protocol\serializer\PacketSerializer; class SetHealthPacket extends DataPacket implements ClientboundPacket{ public const NETWORK_ID = ProtocolInfo::SET_HEALTH_PACKET; /** @var int */ public $health; protected function decodePayload(PacketSerializer $in) : void{ $this->health = $in->getVarInt(); } protected function encodePayload(PacketSerializer $out) : void{ $out->putVarInt($this->health); } public function handle(PacketHandlerInterface $handler) : bool{ return $handler->handleSetHealth($this); } }