@interface JetEngine.AMSInMemoryMetricsEventRecorder : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ metrics;
    void /* unknown type, empty encoding */ accountProvider;
    void /* unknown type, empty encoding */ events;
    void /* unknown type, empty encoding */ stateLock;
    void /* unknown type, empty encoding */ flushTimeInterval;
    void /* unknown type, empty encoding */ maximumBatchSize;
    void /* unknown type, empty encoding */ flushQueue;
}

@end