DeleteNotificationSubscriptionRequestExtensionBeforeRequest - метод

Public Overrides Function BeforeRequest ( 
	context As ICardRequestExtensionContext
) As Task

public:
virtual Task^ BeforeRequest(
	ICardRequestExtensionContext^ context
) override

abstract BeforeRequest : 
        context : ICardRequestExtensionContext -> Task 
override BeforeRequest : 
        context : ICardRequestExtensionContext -> Task