public event GDServiceSendingPayloadStartedHandler HandleSendingPayloadStarted

public:
virtual  event GDServiceSendingPayloadStartedHandler^ HandleSendingPayloadStarted {
	void add (GDServiceSendingPayloadStartedHandler^ value);
	void remove (GDServiceSendingPayloadStartedHandler^ value);
}

function add_HandleSendingPayloadStarted(value);
function remove_HandleSendingPayloadStarted(value);