PS: I have tried the above file with adding the following script..
verb 1
http-proxy 128.199.65.139 8000
http-proxy-option CUSTOM-HEADER Host www.youtube.com.edgekey.net
http-proxy-option CUSTOM-HEADER X-Online-Host www.youtube.com.edgekey.net
http-proxy-option CUSTOM-HEADER X-Forwarded-For www.youtube.com.edgekey.net
but it is not getting connected... ( i have valid user and pass for NordVPN