Deprecated - Create a preview campaign.

post https://{tenanturl}/v1.0/admin/instances/{id}/preview

The api to create a preview campaign v1.0 (v1.0/admin/instances/{id}/preview) is deprecated. The end of life is 31-Dec-2025. Use the following alternative API: POST /v2.0/instances/{id}/preview
Create a preview campaign from the specified campaign instance.
Entitlements required: manageAccessCertification [Manage Access Certification].