@interface NewsFeed.FormatAnimationNodeSpringAnimation : _TtCs12_SwiftObject {
void /* unknown type, empty encoding */ keyPath;
void /* unknown type, empty encoding */ cumulative;
void /* unknown type, empty encoding */ additive;
void /* unknown type, empty encoding */ mass;
void /* unknown type, empty encoding */ stiffness;
void /* unknown type, empty encoding */ damping;
void /* unknown type, empty encoding */ initialVelocity;
void /* unknown type, empty encoding */ mediaTiming;
}
@end