Before one starts working with layouts and videowalls HTTP API, run this command in the command prompt:
netsh http add urlacl url=http://IP-Adress:8888/ user=DOMAIN\username
where DOMAIN\username relates to Windows (whoami command in the command prompt). Port 8888 is to be vacant, antivirus and/or firewall are to be disabled.
Attention!
All requests for working with layouts and videowalls are performed on the Client that is to be run as administrator.
The Client's IP-Adress is to be specified in the requests.
Attention!
If there are any errors, run the command prompt as administrator and then run the command once again.
When the command is successfully executed, one can make requests listed below.