POST https://ffc-powerpoint.officeapps.live.com/pods/PowerPoint.ashx?openEarly=true HTTP/1.1
Accept-Encoding: gzip, deflate, br
Host: ffc-powerpoint.officeapps.live.com
Content-Length: 0
Connection: Keep-Alive
Cache-Control: no-cache
Origin: https://ffc-powerpoint.officeapps.live.com
Referer: https://ffc-powerpoint.officeapps.live.com/pods/ppt.aspx?wdPodsUrl=[REDACTED]
Accept: */*
Accept-Language: en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.3
Content-Type: application/json; charset=utf-8
DevicePixelRatio: 1
Pid: _._._.6ab14e97-095f-91b0-2255-16011e250737-.-.-.
PodSID: _._._.6ab14e97-095f-91b0-2255-16011e250737-.-.-.
PostData: {"Mode":4,"srs":[[1,{"SlideID":"0#0","OperationId":1}]]}

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POST https://ffc-powerpoint.officeapps.live.com/pods/PowerPoint.ashx?dSlide=true HTTP/1.1
Accept-Encoding: gzip, deflate, br
Host: ffc-powerpoint.officeapps.live.com
Content-Length: 0
Connection: Keep-Alive
Cache-Control: no-cache
Origin: https://ffc-powerpoint.officeapps.live.com
Referer: https://ffc-powerpoint.officeapps.live.com/pods/ppt.aspx?wdPodsUrl=[REDACTED]
Accept: */*
Accept-Language: en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.3
Content-Type: application/json; charset=utf-8
DevicePixelRatio: 1
Pid: _._._.6ab14e97-095f-91b0-2255-16011e250737-.-.-.
PodSID: _._._.6ab14e97-095f-91b0-2255-16011e250737-.-.-.
PostData: {"Mode":4,"srs":[[89,{"SlideID":"0#0","IsBootRequest":true,"RequestType":0,"OperationId":1}]]}