namespace StoreKit
{
    [Introduced(PlatformName.WatchOS, 6, 2, PlatformArchitecture.All, null)]
    [Register("SKPaymentQueue", true)]
    public class SKPaymentQueue : NSObject
    {
        [BindingImpl(BindingImplOptions.GeneratedCode | BindingImplOptions.Optimizable)]
        [Export("addTransactionObserver:")]
        public virtual void AddTransactionObserver(ISKPaymentTransactionObserver! observer);
    }
}