@interface HealthUI.DefaultPairedDeviceFeatureAttributesDataSource : NSObject <HKFeatureAvailabilityProvidingObserver> { void /* unknown type, empty encoding */ activePairedDeviceProvider; void /* unknown type, empty encoding */ featureAvailabilityStore; void /* unknown type, empty encoding */ logger; void /* unknown type, empty encoding */ subscribers; void /* unknown type, empty encoding */ updateSignalPublisher; } - (id)init; - (void).cxx_destruct; - (void)featureAvailabilityProvidingDidUpdateOnboardingCompletion:(id)a0; @end