private void OnUnknownGateway(UnknownGatewayEventArgs e) => UnknownGateway?.Invoke(this, e);
protected virtual void OnUnknownGateway(UnknownGatewayEventArgs e) { UnknownGateway?.Invoke(e); }
protected virtual void OnUnknownGateway(UnknownGatewayEventArgs e) => UnknownGateway?.Invoke(this, e);
private void OnUnknownGateway(PaymentUnknowEventArgs e) => UnknownGateway?.Invoke(this, e);