---
type: object
properties:
  resource_id:
    type: string
    description: internally assigned identifier
    readOnly: true
  title_id:
    description: foreign key to the title
    type:
      - integer
      - "null"
  package_id:
    description: foreign key to the package
    type:
      - string
      - "null"
  vendor_id:
    description: foreign key to aqbooksellers
    type:
      - integer
      - "null"
  started_on:
    description: Start date
    type:
      - string
      - "null"
  ended_on:
    description: End date
    type:
      - string
      - "null"
  proxy:
    description: Proxy to access this resource
    type:
      - string
      - "null"
  is_selected:
    type:
      - boolean
      - "null"
  title:
    description: Information about the title
    type:
      - object
      - "null"
  package:
    description: Information about the package
    type:
      - object
      - "null"
  vendor:
    description: Information about the vendor
    type:
      - object
      - "null"

additionalProperties: false
required:
  - package_id