NS_ASSUME_NONNULL_BEGIN typedef NS_ENUM (NSInteger, UnityMonetizationPlacementContentState) { kPlacementContentStateReady, kPlacementContentStateNotAvailable, kPlacementContentStateDisabled, kPlacementContentStateWaiting, kPlacementContentStateNoFill }; NSString * NSStringFromPlacementContentState(UnityMonetizationPlacementContentState); UnityMonetizationPlacementContentState PlacementContentStateFromNSString(NSString *); NS_ASSUME_NONNULL_END