> ## Documentation Index > Fetch the complete documentation index at: https://docs.fmdb.net/llms.txt > Use this file to discover all available pages before exploring further. # Retrieves a CollectionItem resource. > Retrieves a CollectionItem resource. ## OpenAPI ````yaml /openapi.json get /api/users/{userId}/collection/{id} openapi: 3.1.0 info: title: FMDB API description: >- The FMDB API provides access to a comprehensive film music database, covering releases, productions, artists, and recordings. It is designed for integration with third-party applications and services. FMDB is a non-commercial, privacy-first platform. The API is currently in beta and subject to change. Authentication is required for all endpoints unless stated otherwise. version: 1.0.0 Beta servers: - url: https://www.fmdb.net description: Production security: - bearerAuth: [] tags: - name: ArtistGroupMember description: Group memberships for artists. - name: ArtistAlias description: Artist aliases including nicknames, pseudonyms, and alternate spellings. - name: Artist description: Musical artists including individuals, groups, orchestras, and choirs. - name: ArtistRoleResolution description: >- Resolves a free-text credit title to the best-matching artist role, scoped by credit context. - name: ArtistRole description: >- Artist roles define the function of an artist in a release, recording, or track. - name: ArtistExternalLink description: External links for artists (MusicBrainz, Spotify, etc.). - name: LabelExternalLink description: External links for labels (MusicBrainz, Spotify, etc.). - name: OrganizationExternalLink description: External links for organizations (VGMdb, etc.). - name: ProductionExternalLink description: External links for productions (VGMdb, MusicBrainz, etc.). - name: ReleaseExternalLink description: External links for releases (Spotify, Discogs, MusicBrainz, etc.). - name: Label description: Record labels and music publishers. - name: LabelSeries description: Label series for categorizing releases within a label. - name: Organization description: >- Non-performer organizations credited on recordings (orchestra contractors, music-preparation houses, scoring services). - name: PackagingType description: >- Physical packaging types for releases (Jewel Case, Digipak, Box Set, etc.). - name: ProductionEntry description: Individual entries (episodes, parts) within a production series. - name: ProductionRecording description: Recordings associated with a production. - name: Production description: Film, TV, and game productions with associated music. - name: ReleaseFormat description: Physical or digital formats of a release (CD, vinyl, digital). - name: ReleaseRecording description: >- Recordings linked to a release with effective credits after applying exclusions. - name: Release description: Music releases including albums, soundtracks, and compilations. - name: ReleaseTrack description: Individual tracks on a release format. - name: Me description: Resource 'Me' operations. - name: User description: Resource 'User' operations. - name: CollectionItem description: Collection items representing releases owned by a user. - name: WishlistItem description: Wishlist items representing releases a user wants to acquire. paths: /api/users/{userId}/collection/{id}: get: tags: - CollectionItem summary: Retrieves a CollectionItem resource. description: Retrieves a CollectionItem resource. operationId: api_users_userIdcollection_id_get parameters: - name: userId in: path description: UserResource identifier required: true deprecated: false schema: type: string style: simple explode: false - name: id in: path description: CollectionItem identifier required: true deprecated: false schema: type: string style: simple explode: false responses: '200': description: CollectionItem resource content: application/vnd.api+json: schema: $ref: '#/components/schemas/CollectionItem.jsonapi' '403': description: Forbidden content: application/vnd.api+json: schema: $ref: '#/components/schemas/Error.jsonapi' application/problem+json: schema: $ref: '#/components/schemas/Error' application/json: schema: $ref: '#/components/schemas/Error' links: {} '404': description: Not found content: application/vnd.api+json: schema: $ref: '#/components/schemas/Error.jsonapi' application/problem+json: schema: $ref: '#/components/schemas/Error' application/json: schema: $ref: '#/components/schemas/Error' links: {} components: schemas: CollectionItem.jsonapi: properties: data: type: object properties: id: type: string type: type: string attributes: type: object properties: _id: example: 11111111-1111-1111-1111-111111111111 type: string condition: example: mint type: - string - 'null' enum: - mint - near_mint - very_good_plus - very_good - good - good_plus - poor - fair - sealed - null status: example: active type: string enum: - ordered - active purchased_at: example: '2024-06-15T00:00:00+00:00' type: - string - 'null' shop: example: Amazon type: - string - 'null' notes: example: First pressing type: - string - 'null' purchase_price_cents: example: 2499 type: - integer - 'null' currency: example: USD type: - string - 'null' enum: - EUR - USD - GBP - CHF - null storage_location: example: Shelf A3 type: - string - 'null' is_signed: default: false example: false type: boolean quantity: default: 1 example: 1 type: integer order_date: type: - string - 'null' order_price_cents: type: - integer - 'null' order_vendor: type: - string - 'null' format_type: default: physical example: physical type: string release: example: id: 2792425e-5267-11e7-ae76-fa163ef5db36 title: Jurassic Park slug: jurassic-park type: object additionalProperties: type: - string - 'null' created_at: example: '2024-06-15T10:00:00+00:00' type: - string - 'null' updated_at: example: '2024-06-15T14:30:00+00:00' type: - string - 'null' required: - type - id Error.jsonapi: properties: errors: type: array items: allOf: - $ref: '#/components/schemas/Error' - type: object properties: source: type: object status: type: - string - integer - 'null' Error: type: object description: A representation of common errors. properties: id: type: - string - 'null' title: readOnly: true description: A short, human-readable summary of the problem. type: - string - 'null' detail: readOnly: true description: >- A human-readable explanation specific to this occurrence of the problem. type: - string - 'null' status: type: - integer - 'null' examples: - 404 default: 400 instance: readOnly: true description: >- A URI reference that identifies the specific occurrence of the problem. It may or may not yield further information if dereferenced. type: - string - 'null' type: readOnly: true description: A URI reference that identifies the problem type type: string meta: type: object source: type: object properties: pointer: type: string parameter: type: string header: type: string securitySchemes: bearerAuth: type: http description: API token authentication scheme: bearer bearerFormat: JWT ````