Setting blockstate on java server doesn't update on geyser until chunk reloads about geyser HOT 9 OPEN

private void convertToFatChest(Block block, Material fatChestType, BlockFace facing)
{
    if (!(block.getState() instanceof Container)) return;

    // save pre conversion container
    ItemStack[] containerContents = ((Container) block.getState()).getInventory().getContents();

    // convert container to desired chest type
    BlockData newFatChest = fatChestType.createBlockData();
    ((Directional) newFatChest).setFacing(facing);
    block.setBlockData(newFatChest);

    // load pre conversion container to new container
    ((Container) block.getState()).getInventory().setContents(containerContents);
}

@EventHandler
public void onChestPlace(BlockPlaceEvent event) {

  // get if block representing a chest was placed
  Block placedBlock = event.getBlockPlaced();
  if (!placedBlock.getType().equals(GUI_CHEST)) return;
  
  // can't place chest in the middle of two chests
  List<Block> adjacentChests = getAdjacentChests(placedBlock);
  if (adjacentChests.size() > 1) {
	  event.setCancelled(true);
	  return;
  }
  
  // can't place adjacent chest next to double chest, if normal chest then create double chest!
  for (Block chest : adjacentChests) {
	  Material adjacentType = chest.getType();
	  if (isDoubleChest(adjacentType)) {
		  event.setCancelled(true);
		  return;
	  } else if (isSingleChest(adjacentType)) {
		  convertToDoubleChest(placedBlock, chest);
		  return;
	  }
  }
  
  // not a double chest, make a single chest!
  if (adjacentChests.isEmpty()) convertToFatChest(placedBlock, SINGLE_CHEST);
}

// not a double chest, make a single chest!
if (adjacentChests.isEmpty())
{
	convertToFatChest(placedBlock, SINGLE_CHEST);
	placedBlock.getState().update(true, true);
}