If you have purchased a Palo Alto Networks VM-series usaged based model from a public cloud marketplace or Cloud Security Service Provider (CSSP), you can create a Support Portal account.
To create a Support Portal user account
Please use the following article to create an account, How to Create Your Support User Account. Please refer to instructions for "Register usage-based VM-Series models (hourly/annual) purchased from public cloud Marketplace or Cloud Security Service Provider (CSSP)"
View Your VMs in the Customer Support Portal (CSP)