public static void UpdatePresence(DiscordRPC.RichPresence presence)
 {
     DiscordRPC.RichPresenceStruct @struct = presence.GetStruct();
     DiscordRPC.UpdatePresenceNative(ref @struct);
     presence.FreeMem();
 }
 private static extern void UpdatePresenceNative(ref DiscordRPC.RichPresenceStruct presence);