Please try to add ExcludeWseHeaders in default.cfg to remove these headers:
1. Open default.cfg in folder of script
2. Add ExcludeWseHeaders=1 in [WebServices] section, it looks like this:
[WebServices]
Toolkit=.Net
ExcludeWseHeaders=1
3. Replay script again
Thanks,
Phuong Nguyen
From HP LR Team