openapi: 3.2.0
info:
  title: Entur Fare Structure Element Usages API
  version: 2026.10.0
  description: 'Operations tagged fare-structure-element-usages across 2 of this provider''s published API definitions: entur-products-openapi.json, entur-products-openapi.yml. Each path carries the servers of the definition it was published in.'
servers:
- url: https://api.entur.io/products
  description: Production environment
- url: https://api.staging.entur.io/products
  description: Staging environment
- url: https://api.dev.entur.io/products
  description: Development environment
security:
- jwt: []
tags:
- name: fare-structure-element-usages
paths:
  /fare-structure-element-usages/{id}:
    parameters:
    - $ref: '#/components/parameters/ET-Client-Name'
    - $ref: '#/components/parameters/X-Correlation-Id'
    get:
      tags:
      - fare-structure-element-usages
      summary: Retrieves products/validable elements where the given FareStructureElement-id…
      operationId: fare-structure-element-usages_getMinimalVersionInfoById
      parameters:
      - name: id
        in: path
        description: The netex_id to identify a FareStructureElement
        required: true
        style: simple
        explode: false
        schema:
          pattern: ^([A-Z]{3}):([A-Za-z]*):([0-9A-Za-z_\-]*)$
          type: string
      - name: If-None-Match
        in: header
        description: Used to make conditional requests. It allows the client to provide an ETag value, and the server will process the request only if the ETag does not match the current version of the resource.
        required: false
        style: simple
        explode: false
        schema:
          type: string
      responses:
        '200':
          description: Returns the info
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/MininmalVersionInfo'
        '304':
          description: Not Modified
        '400':
          description: Bad Request
          content:
            application/problem+json:
              schema:
                type: string
        '401':
          description: Unauthorized
          content:
            application/problem+json:
              schema:
                type: string
        '403':
          description: Authorization failed
          content:
            application/problem+json:
              schema:
                type: string
        '404':
          description: Resource not found
          content:
            application/problem+json:
              schema:
                type: string
        '500':
          description: Internal server error
          content:
            application/problem+json:
              schema:
                type: string
      security:
      - basic_auth: []
      x-entur-permissions:
        value: product-api-access:les
    servers:
    - url: https://api.entur.io/products
      description: Production environment
    - url: https://api.staging.entur.io/products
      description: Staging environment
    - url: https://api.dev.entur.io/products
      description: Development environment
components:
  parameters:
    X-Correlation-Id:
      name: X-Correlation-Id
      in: header
      description: Correlation id
      required: false
      style: simple
      explode: false
      schema:
        type: string
    ET-Client-Name:
      name: ET-Client-Name
      in: header
      description: 'Entur Client Header.

        It is required that all consumers identify themselves by using this header.

        Entur will deploy strict rate-limiting policies on API-consumers who do not identify with a header and reserves the right to block unidentified consumers.

        The structure of ET-Client-Name should be: `<company>-<application>`.'
      required: false
      style: simple
      explode: false
      schema:
        type: string
  schemas:
    TextInLanguage:
      required:
      - lang
      - value
      type: object
      properties:
        lang:
          minLength: 1
          type: string
          description: Language code.
          examples:
          - nob
        value:
          minLength: 1
          type: string
          description: The text.
      description: Text in a specific language.
    MininmalVersionInfo:
      required:
      - changed
      - created
      - id
      - nameOfClass
      - status
      - version
      type: object
      properties:
        changed:
          type: string
          description: Changed datetime.
          readOnly: true
        created:
          type: string
          description: Created datetime.
          readOnly: true
        endDate:
          type: string
          description: EndDate
          format: date-time
          readOnly: true
        id:
          type: string
          description: Id.
          readOnly: true
          examples:
          - NSB:ElementTypeMetadata:Test
        name:
          type: array
          description: Name represented in different languages. Language codes are ISO-639.
          readOnly: true
          items:
            $ref: '#/components/schemas/TextInLanguage'
        nameOfClass:
          type: string
          description: Name of class.
          readOnly: true
          examples:
          - ElementTypeMetadata
        startDate:
          type: string
          description: StartDate
          format: date-time
          readOnly: true
        status:
          type: string
          description: Status
          readOnly: true
          enum:
          - DRAFT
          - PROPOSED
          - VERSIONED
          - DEPRECATED
          examples:
          - DRAFT
        version:
          type: string
          description: Version
          readOnly: true
          examples:
          - NSB:Version:V1
      description: MininmalVersionInfo
  securitySchemes:
    jwt:
      type: http
      scheme: bearer
      bearerFormat: JWT
x-refined-from:
- entur-products-openapi.json
- entur-products-openapi.yml