Azure chef automate bootstrap node issue

Hi, I am having problem bootstrap node in azure .

Setup
Chef Automate
Chef Work Station
ChefNode1

Network security group open port: 80, 9585,443

Knife wsman work

but when i try to run, it take a long time like 30 min - 1hr and eventually time out

$JSONATTRIBUTES="{"cloud": {"public_ip": "52.173.39.72“}}”

knife bootstrap windows winrm 52.173.39.72 --winrm-user userrm --winrm-password ‘MyPassword’ --node-name node1-windows --run-list ‘recipe[learn_chef_iis]’ --json-attributes $JSONATTRIBUTES

userrm is admin on ChefNode1 and also user name for login to chef automate
No domain involved. I am trying to get the basic working