@class NSData, NSDictionary, SFPeerDevice; @interface SFActivityAdvertisement : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (readonly) long long advertisementVersion; @property (readonly, copy) NSData *advertisementPayload; @property (readonly, copy) NSDictionary *options; @property (readonly, retain) SFPeerDevice *device; - (void)encodeWithCoder:(id)a0; - (id)description; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithAdvertisementVersion:(unsigned long long)a0 advertisementPayload:(id)a1 options:(id)a2 device:(id)a3; @end