components:
  schemas:
    SessionIdentifier:
      description: Identifies an authentication session by client and device.
      type: object
      additionalProperties: false
      required:
        - clientId
        - deviceId
      properties:
        clientId:
          description: Client application identifier associated with the session.
          type: string
        deviceId:
          description: Device/server identifier associated with the client session.
          type: string