nePk is the device key assigned by Orchestrator, usually look like '0.NE'. This parameter is incompatible with url and discoveredId.

Discovered appliance ID that preconfig was last applied to (the id of appliances in the discovered tab are different than when the appliance is approved). This is not compatible with neId. If the discoveredId is passed then the url for the appliance becomes a required parameter.

The API url part behind 'rest/json/' of the appliance. This is not compatible with neId. If the url is passed then the discoveredId for the appliance becomes a required parameter.