generated: '2026-09-20'
method: derived
source: components.schemas.VinResponse in openapi/window-sticker-vin-api-openapi.yml
summary: >-
  A single response entity, VinResponse, composed of two nested value objects (vehicle with an
  embedded engine, and windowSticker). There are no id-referenced relationships between separate
  resources — the model is a self-contained lookup document keyed by VIN.
entities:
- name: VinResponse
  root: true
  fields: [ok, vin, warning, vehicle, windowSticker]
  key: vin
- name: vehicle
  embedded_in: VinResponse
  fields: [year, make, model, trim, bodyClass, driveType, doors, engine, transmission, plant, manufacturer]
  nullable: true
- name: engine
  embedded_in: vehicle
  fields: [displacement, cylinders, fuel]
- name: windowSticker
  embedded_in: VinResponse
  fields: [supported, available, bytes, pdf, page]
relationships:
- from: VinResponse
  to: vehicle
  type: has_one
  via: vehicle
- from: vehicle
  to: engine
  type: has_one
  via: engine
- from: VinResponse
  to: windowSticker
  type: has_one
  via: windowSticker
notes: >-
  windowSticker.pdf is a URI to the manufacturer PDF served by GET /api/sticker/{vin};
  windowSticker.page is a URI to the human viewer page. No cross-resource id references exist.