public GoldGainedEvent(IPlayerWallet wallet) : base(wallet)
 {
 }
 public GoldLostEvent(IPlayerWallet wallet) : base(wallet)
 {
 }
 public ExperienceGainedEvent(IPlayerWallet wallet) : base(wallet)
 {
 }
 public ExperienceLostEvent(IPlayerWallet wallet) : base(wallet)
 {
 }
 public PlayerWalletUpdateEvent(IPlayerWallet wallet)
 {
     this.wallet = wallet;
 }