Dear Sir !
Sorry i am not local,but hopefully i can help you.
If you can give me access to your vps (teamviewer,ssh,other),i can install the software what you need.
Or you need the following steps:
[login to view URL] to vps,root ,or sudo root.
[login to view URL] my detailed instruction from : [login to view URL]
i hope we can work together.
regards
g