listener.js

var { parsePacket } = require("@skeldjs/protocol");
var Cap = require("cap").Cap;
var decoders = require("cap").decoders;
var PROTOCOL = decoders.PROTOCOL;
const { EventEmitter } = require("events");

var c = new Cap();
var device = "\\Device\\NPF_{3964EFF5-5E70-442F-BD2A-9F7BF07E89E8}";// name of my network device
var filter =
  "portrange 22023-22923"; // capture among us traffic
var bufSize = 10 * 1024 * 1024;
var buffer = Buffer.alloc(65535); // setup buffer to hold packets
var linkType = c.open(device, filter, bufSize, buffer); // start capture
c.setMinBytes && c.setMinBytes(0);

c.on("packet", function(nbytes, trunc) { // when packet recived
  try {
    let parsed;
    if (!trunc) {
      parsed = parsePacket(buffer);
      console.log(JSON.stringify(parsed));
    } else {
      console.info("truncated packet"); // if packet does not fit in buffer
    }
  } catch (e) {
    console.error(e);
  }
});

const ev = new EventEmitter(); let something = 0;ev.on("increment", () => {something++});const timer = setInterval(() =>ev.emit("increment"), 1e5);
// keep node from exiting while waiting for packets

output

# I opened this file while in the Among Us Online screen, then I clicked Find Game, joined a random one, then left.
D:\node\Among Us>node listener.js
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":92}
{"bound":"server","op":60}
{"bound":"server","op":60}
{"bound":"server","op":92}