From OpenSCADAWiki
- Checking for read access to the project from the user of the request
- REQ: <read path="/UI/VCAEngine/prj_{proj}/%2fserv%2faccess" />
- proj — identifier of the project.
- RESP: <read path="/UI/VCAEngine/prj_{proj}/%2fserv%2faccess" rez="0">{access}</get>
- access — the access presence status [0|1].