public static void MsgImportMsgList() { string conv_id = "287646"; List <Message> message_list = new List <Message>(); message_list.Add(new Message()); TIMResult res = TencentIMSDK.MsgImportMsgList(conv_id, TIMConvType.kTIMConv_C2C, message_list, addAsyncDataToConsole); Utils.Log(((int)res).ToString()); addDataToConsole(res); }