Danske Bank (UK) Documents API

openapi: 3.2.0
info:
  title: Payment Collection Documents API
  description: API for managing collection service related operations. It supports operations such as uploading a new document, retrieving the content or metadata of an existing document, and obtaining the status or history of statuses for a document.
  version: 1.0.3
  x-db-template-version: 1.0.0
servers:
- description: Mock Environment - All possible response codes are randomly generated
  url: https://mock-api.danskebank.com/mock/sandbox/1.0.3/collection-service-api-specification/v1/collection-service
- description: PROD Environment
  url: https://api.danskebank.com/corporate/api/v1/collection-service
- description: SANDBOX Environment
  url: https://sandbox-api.danskebank.com/sandbox-corporate/api/v1/collection-service
security:
- BearerAuth: []
tags:
- name: Documents
paths:
  /documents:
    post:
      tags:
      - Documents
      summary: Upload document
      description: API for uploading a single document as a file to the Collection Service system.
      parameters:
      - name: x-idempotency-key
        in: header
        description: Unique request identifier used as a idempotency key.
        required: true
        schema:
          type: string
      requestBody:
        content:
          multipart/form-data:
            schema:
              required:
              - Content
              - ContentLength
              - ContentMD5
              - ContentType
              - DocumentType
              - NotificationStatuses
              type: object
              properties:
                DocumentType:
                  $ref: '#/components/schemas/OutgoingDocumentType'
                NotificationStatuses:
                  type: array
                  items:
                    $ref: '#/components/schemas/DocumentNotificationStatus'
                  description: Document statuses that the user will be notified about.
                Content:
                  type: string
                  description: The document to be uploaded. Ensure the file transfer follows the specifications outlined in `RFC 7578`, which defines file transfers using the `multipart/form-data` protocol.
                  format: binary
                  example: Content of the document
                ContentType:
                  type: string
                  description: The standard MIME type and character set describing the format of the uploaded document.
                  example: application/xml;ISO-8859-1
                ContentLength:
                  type: integer
                  description: The size of the uploaded document in bytes.
                  format: int64
                  example: 106303
                ContentMD5:
                  type: string
                  description: The hexadecimal-encoded 128-bit MD5 digest of the uploaded document. This is used as a message integrity check to verify that the data received is the same as the data originally sent.
                  example: 0AFA741926B8C2B2FAD8D0BF13EC10FA
            encoding:
              DocumentType:
                style: form
              NotificationStatuses:
                style: form
              Content:
                style: form
              ContentType:
                style: form
              ContentLength:
                style: form
              ContentMD5:
                style: form
      responses:
        '200':
          description: Document uploaded successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UploadDocumentResponse'
              example:
                documentId: 4704590c-004e-410d-adf7-acb7ca0a7052
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ValidationProblemDetails'
              example:
                type: Validation Error
                title: Unexpected error occurred during upload document operation.
                status: 400
                detail: Specified content length 106303 has value that does not match actual value '8471'.
                instance: /api/resource
                errors:
                  DocumentType:
                  - DocumentType must not be empty.
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Unauthorized Error
                title: Unauthorized
                status: 401
                detail: Authentication token is missing or invalid.
                instance: /api/resource
                errors:
                  Unauthorized:
                  - Authentication token is missing or invalid.
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Forbidden Error
                title: Forbidden
                status: 403
                detail: You do not have permission to access this resource.
                instance: /api/resource
                errors:
                  Forbidden:
                  - You do not have permission to access this resource.
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Internal Server Error
                title: Internal Server Error
                status: 500
                detail: An unexpected error occurred. Please try again later.
                instance: /api/resource
                errors:
                  Internal Server Error:
                  - An unexpected error occurred. Please try again later.
  /documents/{documentId}/content:
    get:
      tags:
      - Documents
      summary: Get document content
      description: API to retrieve the file content of a document from the Collection Service system, based on a previously acquired unique document ID.
      parameters:
      - name: documentId
        in: path
        description: Document id of uploaded document.
        required: true
        schema:
          type: string
          format: uuid
      responses:
        '200':
          description: Document content retrieved successfully.
          content:
            application/octet-stream:
              schema:
                type: string
                format: binary
                example: VGhpcyBpcyBhIHRlc3QgZG9jdW1lbnQgY29udGVudA==
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Unauthorized Error
                title: Unauthorized
                status: 401
                detail: Authentication token is missing or invalid.
                instance: /api/resource
                errors:
                  Unauthorized:
                  - Authentication token is missing or invalid.
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Forbidden Error
                title: Forbidden
                status: 403
                detail: You do not have permission to access this resource.
                instance: /api/resource
                errors:
                  Forbidden:
                  - You do not have permission to access this resource.
        '404':
          description: NotFound
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: NotFound Error
                title: Unexpected error occurred during get document status operation.
                status: 404
                detail: 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad11 document was not found.
                instance: /api/resource
                errors:
                  Not Found:
                  - 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad11 document was not found.
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Internal Server Error
                title: Internal Server Error
                status: 500
                detail: An unexpected error occurred. Please try again later.
                instance: /api/resource
                errors:
                  Internal Server Error:
                  - An unexpected error occurred. Please try again later.
  /documents/{documentId}:
    get:
      tags:
      - Documents
      summary: Get document
      description: API to retrieve the metadata of a document from the Collection Service system, based on a previously acquired unique document ID.
      parameters:
      - name: documentId
        in: path
        description: Document id of uploaded document.
        required: true
        schema:
          type: string
          format: uuid
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetDocumentResponse'
              example:
                documentType: FILL
                contentLength: 106303
                contentMD5: 0AFA741926B8C2B2FAD8D0BF13EC10FA
                contentType: application/xml;ISO-8859-1
                notificationStatuses:
                - Accepted
                - Processed
                - Rejected
                - Cancelled
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Unauthorized Error
                title: Unauthorized
                status: 401
                detail: Authentication token is missing or invalid.
                instance: /api/resource
                errors:
                  Unauthorized:
                  - Authentication token is missing or invalid.
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Forbidden Error
                title: Forbidden
                status: 403
                detail: You do not have permission to access this resource.
                instance: /api/resource
                errors:
                  Forbidden:
                  - You do not have permission to access this resource.
        '404':
          description: NotFound
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: NotFound Error
                title: Unexpected error occurred during get document status operation.
                status: 404
                detail: 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad11 document was not found.
                instance: /api/resource
                errors:
                  Not Found:
                  - 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad11 document was not found.
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Internal Server Error
                title: Internal Server Error
                status: 500
                detail: An unexpected error occurred. Please try again later.
                instance: /api/resource
                errors:
                  Internal Server Error:
                  - An unexpected error occurred. Please try again later.
  /documents/{documentId}/statuses:
    get:
      tags:
      - Documents
      summary: Get statuses
      description: API to retrieve a full list of status updates for a specific document in the Collection Service system, based on a previously acquired unique document ID.
      parameters:
      - name: documentId
        in: path
        description: Document id of uploaded document.
        required: true
        schema:
          type: string
          format: uuid
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Status'
                description: List of document statuses, sorted from the most recent to the oldest one.
              examples:
                example1:
                  summary: Rejected by another bank.
                  value:
                    text: Rejected by another bank.
                    code: rejected
                    date: '2025-10-08T14:50:57.7646992Z'
                example2:
                  summary: Forwarded to another bank.
                  value:
                    text: Forwarded to another bank.
                    code: processed
                    date: '2025-10-08T14:50:57.7647272Z'
                example3:
                  summary: Accepted by collection service.
                  value:
                    text: Accepted by collection service.
                    code: accepted
                    date: '2025-10-08T14:45:57.7647274Z'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Unauthorized Error
                title: Unauthorized
                status: 401
                detail: Authentication token is missing or invalid.
                instance: /api/resource
                errors:
                  Unauthorized:
                  - Authentication token is missing or invalid.
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Forbidden Error
                title: Forbidden
                status: 403
                detail: You do not have permission to access this resource.
                instance: /api/resource
                errors:
                  Forbidden:
                  - You do not have permission to access this resource.
        '404':
          description: NotFound
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: NotFound Error
                title: Unexpected error occurred during get document status operation.
                status: 404
                detail: 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad10 document was not found.
                instance: /api/resource
                errors:
                  Not Found:
                  - 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad10 document was not found.
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Internal Server Error
                title: Internal Server Error
                status: 500
                detail: An unexpected error occurred. Please try again later.
                instance: /api/resource
                errors:
                  Internal Server Error:
                  - An unexpected error occurred. Please try again later.
  /documents/{documentId}/statuses/current:
    get:
      tags:
      - Documents
      summary: Get current status
      description: API to retrieve the latest status update for a specific document in the Collection Service system, based on a previously acquired unique document ID.
      parameters:
      - name: documentId
        in: path
        description: Document id of uploaded document.
        required: true
        schema:
          type: string
          format: uuid
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetDocumentStatusResponse'
              example:
                text: Rejected by another bank.
                code: rejected
                date: '2025-10-08T14:51:20.8654955Z'
                ackDocumentId: fd90ba7c-fb05-42d1-b2b5-c3a8b8df9420
                cancellationDocumentId: d3a64a86-be56-4339-98b4-5ac3ab7b5af1
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Unauthorized Error
                title: Unauthorized
                status: 401
                detail: Authentication token is missing or invalid.
                instance: /api/resource
                errors:
                  Unauthorized:
                  - Authentication token is missing or invalid.
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Forbidden Error
                title: Forbidden
                status: 403
                detail: You do not have permission to access this resource.
                instance: /api/resource
                errors:
                  Forbidden:
                  - You do not have permission to access this resource.
        '404':
          description: NotFound
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: NotFound Error
                title: Unexpected error occurred during get document status operation.
                status: 404
                detail: 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad10 document was not found.
                instance: /api/resource
                errors:
                  Not Found:
                  - 8ab8e5ac-f43c-4a19-b136-7adbdcc7ad10 document was not found.
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ProblemDetails'
              example:
                type: Internal Server Error
                title: Internal Server Error
                status: 500
                detail: An unexpected error occurred. Please try again later.
                instance: /api/resource
                errors:
                  Internal Server Error:
                  - An unexpected error occurred. Please try again later.
components:
  schemas:
    Status:
      required:
      - code
      - date
      - text
      type: object
      properties:
        text:
          minLength: 1
          type: string
          description: The text of the status.
          example: Forwarded to another bank.
        code:
          minLength: 1
          type: string
          description: The code representing the status.
          example: processed
        date:
          type: string
          description: The date when the status was assigned.
          format: date-time
        ackDocumentId:
          type:
          - string
          - 'null'
          description: Acknowledgement document id (if exists).
        cancellationDocumentId:
          type:
          - string
          - 'null'
          description: Cancellation document id (if exists).
      additionalProperties: false
      description: Document status.
    GetDocumentStatusResponse:
      required:
      - code
      - date
      - text
      type: object
      properties:
        text:
          minLength: 1
          type: string
          description: The text of the status.
          example: Forwarded to another bank.
        code:
          minLength: 1
          type: string
          description: The code representing the status.
          example: processed
        date:
          type: string
          description: The date when the status was assigned.
          format: date-time
        ackDocumentId:
          type:
          - string
          - 'null'
          description: Acknowledgement document id (if exists).
        cancellationDocumentId:
          type:
          - string
          - 'null'
          description: Cancellation document id (if exists).
      additionalProperties: false
      description: Document current status.
    DocumentNotificationStatus:
      enum:
      - Accepted
      - Processed
      - Rejected
      - Cancelled
      type: string
      description: Document status to be notified about.
    GetDocumentResponse:
      required:
      - contentLength
      - contentMD5
      - contentType
      - documentType
      - notificationStatuses
      type: object
      properties:
        documentType:
          minLength: 1
          type: string
          description: 'The type of the document. Supported values: `FILL`, `FISL`, `FIPL`, `FINVOACK`, `FINVOATT`, `FIRN`, `FILN`, `FIVN`, `FIATFI`'
        notificationStatuses:
          type: array
          items:
            $ref: '#/components/schemas/DocumentNotificationStatus'
          description: Document statuses that the user will be notified about.
        contentType:
          minLength: 1
          type: string
          description: The standard MIME type and character set describing the format of the uploaded document.
          example: application/xml;ISO-8859-1
        contentLength:
          type: integer
          description: The size of the uploaded document in bytes.
          format: int64
          example: 106303
        contentMD5:
          minLength: 1
          type: string
          description: The hexadecimal-encoded 128-bit MD5 digest of the uploaded document. This is used as a message integrity check to verify that the data received is the same as the data originally sent.
          example: 0AFA741926B8C2B2FAD8D0BF13EC10FA
      additionalProperties: false
      description: Document response.
    OutgoingDocumentType:
      enum:
      - FILL
      - FISL
      - FIPL
      - FINVOACK
      - FINVOATT
      type: string
      description: Type of the uploaded document.
    ValidationProblemDetails:
      type: object
      properties:
        type:
          type:
          - string
          - 'null'
        title:
          type:
          - string
          - 'null'
        status:
          type:
          - integer
          - 'null'
          format: int32
        detail:
          type:
          - string
          - 'null'
        instance:
          type:
          - string
          - 'null'
        errors:
          type:
          - object
          - 'null'
          additionalProperties:
            type: array
            items:
              type: string
      additionalProperties: {}
    UploadDocumentResponse:
      type: object
      properties:
        documentId:
          type: string
          description: The identifier of the uploaded document.
          format: uuid
      additionalProperties: false
      description: Document upload response.
    ProblemDetails:
      type: object
      properties:
        type:
          type:
          - string
          - 'null'
          example: FAILED
        title:
          type:
          - string
          - 'null'
          example: TITLE
        status:
          type:
          - integer
          - 'null'
          format: int32
          example: 1200
        detail:
          type:
          - string
          - 'null'
          example: Uploaded document is not in required format
        instance:
          type:
          - string
          - 'null'
          example: ACTIVE
      additionalProperties: {}
  securitySchemes:
    BearerAuth:
      description: 'JWT Authorization header using the Bearer scheme. Example: "Authorization: Bearer {token}"'
      type: http
      scheme: bearer
      bearerFormat: JWT