public static void Main(string[] args)
    {
        CS2GSI.CS2GSI gsi = new ();
        gsi.AnyMessage += eventArgs => Console.WriteLine("Message");
        gsi.OnKill += eventArgs => Console.WriteLine($"Kill number {eventArgs.ValueAsOrDefault<int>()}");
        while(gsi.IsRunning)
            Thread.Sleep(10);
    }

All Events with IDs here: https://github.com/C9Glax/CS2GSI/blob/master/CS2GSI/CS2Event.cs

EventName (ParameterType) Description

• OnKill (int) Number of Kills in Match
• OnHeadshot (int) Number of Headshots in Round
• OnDeath (int) Number of Deaths in Match
• OnFlashed
• OnBurning
• OnSmoked
• OnRoundStart
• OnRoundOver
• OnRoundWin
• OnRoundLoss
• OnDamageTaken (int) Amount of Damage Taken
• OnMatchStart
• OnMatchOver
• OnMoneyChange (int) Delta in Money
• OnHealthChange (int) Delta in Health
• OnArmorChange (int) Delta in Armor
• OnHelmetChange (bool) Helmet on/off
• OnEquipmentValueChange (int) Delta in Equipmentvalue
• OnTeamChange
• OnPlayerChange (string) SteamId64
• OnHalfTime
• OnFreezeTime
• OnBombPlanted
• OnBombDefused
• OnBombExploded
• AnyEvent
• AnyMessage