private static extern void FBAdViewBridgeOnFinishedClick(int uniqueId, FBAdViewBridgeExternalCallback callback);
private static extern void FBAdViewBridgeOnImpression(int uniqueId, FBAdViewBridgeExternalCallback callback);
private static extern void FBAdViewBridgeOnLoad(int uniqueId, FBAdViewBridgeExternalCallback callback);
private static extern void FBAdViewBridgeOnFinishedClick(int uniqueId, FBAdViewBridgeExternalCallback callback);
private static extern void FBAdViewBridgeOnImpression(int uniqueId, FBAdViewBridgeExternalCallback callback);
private static extern void FBAdViewBridgeOnLoad(int uniqueId, FBAdViewBridgeExternalCallback callback);