ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(this.plugin, PacketType.Play.Server.CHAT) {
            @Override
            public void onPacketSending(PacketEvent event) {
                Player player = event.getPlayer();
                Bukkit.broadcastMessage("Packet sent to " + player.getName());
                if (event.getPacketType() != PacketType.Play.Server.CHAT) return;

                // This is the message sent in a json format. For example: {"text":"This is an example"}
                WrappedChatComponent json = event.getPacket().getChatComponents().read(0);
                String normalText = ChatColor.stripColor(TextComponent.toLegacyText(ComponentSerializer.parse(json.getJson())));

                String[] split = normalText.split(" ");
                if (split.length >= 2 && split[1].equals("has") && blockedWords.stream().anyMatch(normalText::contains)) {
                    event.setCancelled(true);
                }
            }
        });