get:
  operationId: GetVariantsVariant
  summary: Retrieve a Product Variant
  description: Retrieves a Product Variant by id
  parameters:
    - in: path
      name: variant_id
      required: true
      description: The id of the Product Variant.
      schema:
        type: string
    - in: query
      name: cart_id
      description: The id of the Cart to set prices based on.
      schema:
        type: string
    - in: query
      name: region_id
      description: The id of the Region to set prices based on.
      schema:
        type: string
    - in: query
      name: currency_code
      style: form
      explode: false
      description: The 3 character ISO currency code to set prices based on.
      schema:
        type: string
        externalDocs:
          url: https://en.wikipedia.org/wiki/ISO_4217#Active_codes
          description: See a list of codes.
  tags:
    - Product Variant
  responses:
    '200':
      description: OK
      content:
        application/json:
          schema:
            properties:
              variant:
                $ref: ../components/schemas/product_variant.yaml