You can create multiple entities at once by passing an array of entities.
Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Path Parameters
The unique identifier of the customer
Body
application/json · object[]
Your unique identifier for the entity (eg, a seat ID)
The feature ID associated with this entity (eg, seats). When an entity is created, a usage event will be recorded for this feature.
A name or identifier for the entity (e.g., an email address)

