https://developers.weixin.qq.com/doc/offiaccount/Customer_Service/Obtain_chat_transcript.html这个接口类

结果示例：

,{"openid":"oPd-Z5G1HhIbbBfMlkYE8cLGGAns","opercode":2003,"text":"22","time":1635852744,"worker":""}],"number":29,"msgid":29}

本次用的是小程序体验版，请问这个是什么原因造成的？