会话存档问题描述：errcode = 10008

Corpid：wx1deaa225db7d8ad5

相关代码返回：chatdata :(null) ret :10008

调用接口：按照文档

调用时间点：2021.6.16 9:56

调用时传入的参数：iSeq=20800, iLimit=10, 无代理，timeout=5

打印10条seq，msgid， chatdata，return code如下：（无论我传入的iSeq是什么，只要小于21060，都会从21060开始）+

21060 11522530258513368916_1623551709082 chatdata :(null) ret :10008

21061 7693649056157937978_1623551744910 chatdata :(null) ret :10008

21062 2874892380817840814_1623551762314 chatdata :(null) ret :10008

21063 14631387216870138555_1623552235556 chatdata :(null) ret :10008

21064 4311939100182606931_1623552240832chatdata :(null) ret :10008

21065 12395856927481702840_1623552981763 chatdata :(null) ret :10008

21066 14548923657962560525_1623553107235 chatdata :(null) ret :10008

21067 10479941678676601079_1623553114922 chatdata :(null) ret :10008

21068 11523237708680519576_1623553226492 chatdata :(null) ret :10008

21069 12899598702205750519_1623553244803 chatdata :(null) ret :10008