post https://api.optimizely.com/flags/v1/projects//holdouts/
(Note: This API endpoint in currently development, and not yet ready for public use.)
Update one or more Holdouts in a project using a json patch structure.
Properties that are readOnly that are present in the request body will be ignored as well as unknown properties.
BetaHoldouts are in beta. Apply on the Optimizely beta signup page or contact your Customer Success Manager.