Users can only be created in Silos with provision_type == Fixed. Otherwise, Silo users are just-in-time (JIT) provisioned when a user first logs in using an external Identity Provider.
Options
--external-id
Username used to log in
--json-body
Path to a file that contains the full json body.
--json-body-template
XXX
--profile
Configuration profile to use for commands
--silo
Name or ID of the silo