subdomain property
Subdomain for the Salesforce Marketing Cloud connection.
Example: if your specific endpoint is
https://{your-specific-subdomain}.rest.marketingcloudapis.com/, the
subdomain is {your-specific-subdomain}. Must be 1-63 characters, start
and end with an alphanumeric character, and contain only lowercase
letters, numbers, and hyphens (-).
Required.
Implementation
core.String? subdomain;