@interface GameCenterFoundation.ExponentialBackoffTask : NSObject { void /* unknown type, empty encoding */ maxDelay; void /* unknown type, empty encoding */ maxRetryCount; void /* unknown type, empty encoding */ name; void /* unknown type, empty encoding */ queue; void /* unknown type, empty encoding */ delay; void /* unknown type, empty encoding */ initialDelay; void /* unknown type, empty encoding */ retryCount; void /* unknown type, empty encoding */ state; void /* unknown type, empty encoding */ timer; } @property (nonatomic, weak) void /* unknown type, empty encoding */ delegate; - (id)init; - (void).cxx_destruct; - (void)cancel; - (void)startWithTask:(id /* block */)a0 successCondition:(id /* block */)a1; - (id)initWithName:(id)a0 queue:(id)a1 initialDelay:(double)a2 maxDelay:(double)a3 maxRetryCount:(long long)a4; @end