Multi-entity: Deny user access

PUT {{baseUrl}}/v1/users/:username/deny-access

Note: The Multi-entity feature is in Limited Availability. If you wish to have access to the feature, submit a request at Zuora Global Support. nnDenies a user access to an entity. nn## User Access PermissionnYou must make the calls as an administrator of the entity that you want to deny the user access to.n