By default TOS uses a public URL to monitor VMC on AWS. You can change this to a private URL. This URL is used for all devices monitored by TOS.
Private URL example:
https://demo-environment.vmwarevmc.com/policy/api/v1/
Public URL example:
https://demo-environment.vmwarevmc.com/vmc/reverse-proxy/api/orgs/eaec1ad1-dbc2-4495-86d1-30aaaef62faf/sddcs/9ccfbb09-48f4-4480-9753-e6389b84cbf1/sks-nsxt-manager/policy/api/v1/