private static extern void UnionPlatform_ExpressAd_SetInteractionListener(
int context,
IntPtr rewardVideoAd,
ExpressAd_OnAdViewRenderSucc viewRenderSucc,
ExpressAd_OnAdViewRenderError ViewRenderError,
ExpressAd_WillVisible willVisible,
ExpressAd_DidClick didClick);
private static extern void UnionPlatform_ExpressBannersAd_SetInteractionListener(
IntPtr expressAd,
ExpressAd_WillVisible willVisible,
ExpressAd_DidClick didClick,
ExpressAd_DidClose didClose,
int context);