type: object
required:
  - code
properties:
  code:
    type: string
    description: A unique code that will be used to redeem the Discount
  usage_limit:
    type: number
    description: Maximum number of times the discount code can be used
    default: 1
  metadata:
    type: object
    description: An optional set of key-value pairs to hold additional information.
    externalDocs:
      description: Learn about the metadata attribute, and how to delete and update it.
      url: >-
        https://docs.medusajs.com/development/entities/overview#metadata-attribute