fun getOnebotServiceProviderName(): String {
        if (!checkOverflowCore()) return "null"
        val clazz = Class.forName("top.mrxiaom.overflow.internal.message.OnebotMessages")
        val instance = clazz.getDeclaredField("INSTANCE").get(null)
        val method = clazz.getDeclaredMethod("getAppName\$overflow_core")