Lobby Member Update Bug Repro

Player1.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Discord;

public class DiscordController : MonoBehaviour {

	public Discord.Discord discord;

	// Use this for initialization
	void Start () {
		discord = new Discord.Discord(461618159171141643, (System.UInt64)Discord.CreateFlags.Default);
		var lobbyManager = discord.GetLobbyManager();


        lobbyManager.OnMemberUpdate += (lobbyId, userId) =>
        {
            Debug.Log("user " + userId + "got updated");
        };

        // Hardcode activitySecret received from player2, and player 1 user id
        lobbyManager.ConnectLobbyWithActivitySecret("704801817720258571:61aa991176982f7b", (Discord.Result res, ref Discord.Lobby lobby) =>
        {
            if (res == Discord.Result.Ok)
            {
                Debug.Log("Lobby: " + lobby.Id);
                var txn = lobbyManager.GetMemberUpdateTransaction(lobby.Id, 53908232506183680);
                txn.SetMetadata("current_mmr", "4267");
                lobbyManager.UpdateMember(lobby.Id, 53908232506183680, txn, (x) => 
                {
                    Debug.Log("Updated the person");
                });
            }
        });
	}
	
	// Update is called once per frame
	void Update () {
		discord.RunCallbacks();
	}
}

Player2.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Discord;

public class DiscordController : MonoBehaviour {

	public Discord.Discord discord;

	// Use this for initialization
	void Start () {
		discord = new Discord.Discord(461618159171141643, (System.UInt64)Discord.CreateFlags.Default);
		var lobbyManager = discord.GetLobbyManager();


    lobbyManager.OnMemberUpdate += (lobbyId, userId) =>
    {
        Debug.Log("user " + userId + "got updated");
    };

    var txn = lobbyManager.GetLobbyCreateTransaction();
    txn.SetCapacity(2);
    lobbyManager.CreateLobby(txn, (Discord.Result res, ref Discord.Lobby lobby) =>
    {
      if (res == Discord.Result.Ok)
      {
        Debug.Log("Owner is: " + lobby.OwnerId);
        Debug.Log("Connect with: " + lobbyManager.GetLobbyActivitySecret(lobby.Id));
      }
    });
	}
	
	// Update is called once per frame
	void Update () {
		discord.RunCallbacks();
	}
}