@class NSSet, NSString; @interface HMDModernTransportMessageContextOptionsBuilder : NSObject @property (copy) NSSet *transports; @property double timeoutOverride; @property double timeToLive; @property BOOL expectsMultipleResponses; @property BOOL trackingDeviceReachability; @property (copy) NSString *requestStartTimeHeaderKey; @property (copy) NSString *timeToLiveHeaderKey; - (void).cxx_destruct; @end