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OpenAPI Specification

openapi: 3.2.0
info:
  title: Hm Land Registry Notifications API
  version: '1.0'
  description: 'Operations tagged Notifications API across 2 of this provider''s published API definitions: hm-land-registry-submit-application-to-change-the-register-v0.3-openapi.json, hm-land-registry-submit-application-to-change-the-register-v1.0-openapi.json. Each path carries the servers of the definition it was published in.'
servers:
- url: https://businessgateway.landregistry.gov.uk/bg2/api
  description: Production
- url: https://bgtest.landregistry.gov.uk/bg2test/api
  description: Stub
security:
- basicAuth: []
tags:
- name: Notifications API
paths:
  /v0/notifications:
    get:
      description: Receive notifications API - Get any unacknowledged notifications
      operationId: Receive notifications API
      parameters:
      - in: query
        name: created_before
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: created_after
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: status
        required: false
        schema:
          type: string
          enum:
          - NEW
          - ACKNOWLEDGED
      - in: query
        name: occurred_before
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: occurred_after
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: notification_type
        required: false
        schema:
          type: string
      - in: query
        name: subject
        required: false
        schema:
          type: string
      - in: query
        name: additional_provider_filter
        required: false
        schema:
          type: string
      - in: query
        name: limit
        required: false
        schema:
          type: integer
          format: int32
      responses:
        '200':
          description: List of notifications
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/NotificationResponse'
        '400':
          description: Bad Request
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '401':
          description: Unauthorized
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '403':
          description: Forbidden
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '404':
          description: Not Found
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '500':
          description: Server Error
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
      tags:
      - Notifications API
    servers:
    - url: https://businessgateway.landregistry.gov.uk/bg2/api
      description: Production
    - url: https://bgtest.landregistry.gov.uk/bg2test/api
      description: Stub
  /v0/notifications/acknowledge:
    post:
      description: Acknowledge notifications API - Acknowledge notifications that have been processed, so they are no longer returned when fetching
      operationId: Acknowledge notifications API
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                data:
                  type: array
                  items:
                    type: string
      responses:
        '200':
          description: Notifications acknowledged successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/BulkAcknowledgeResult'
        '400':
          description: Bad Request
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '401':
          description: Unauthorized
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '403':
          description: Forbidden
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '404':
          description: Not Found
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
        '500':
          description: Server Error
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail'
      tags:
      - Notifications API
    servers:
    - url: https://businessgateway.landregistry.gov.uk/bg2/api
      description: Production
    - url: https://bgtest.landregistry.gov.uk/bg2test/api
      description: Stub
  /v1/notifications:
    get:
      description: Receive notifications API - Get any unacknowledged notifications
      operationId: get_notifications_v1
      parameters:
      - in: query
        name: created_before
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: created_after
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: status
        required: false
        schema:
          type: string
          enum:
          - NEW
          - ACKNOWLEDGED
      - in: query
        name: occurred_before
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: occurred_after
        required: false
        schema:
          type: string
          format: date-time
      - in: query
        name: notification_type
        required: false
        schema:
          type: string
          maxLength: 255
          minLength: 0
          pattern: ^[A-Za-z0-9._@-]*$
      - in: query
        name: subject
        required: false
        schema:
          type: string
          maxLength: 64
          minLength: 0
          pattern: ^[A-Za-z0-9._@-]*$
      - in: query
        name: additional_provider_filter
        required: false
        schema:
          type: string
          maxLength: 50
          minLength: 1
      - in: query
        name: limit
        required: false
        schema:
          type: integer
          format: int32
      responses:
        '200':
          description: List of notifications
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/NotificationResponse'
        '400':
          description: Bad Request
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '401':
          description: Unauthorized
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '403':
          description: Forbidden
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '404':
          description: Not Found
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '500':
          description: Server Error
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
      tags:
      - Notifications API
    servers:
    - url: https://businessgateway.landregistry.gov.uk/bg2/api
      description: Production
    - url: https://bgtest.landregistry.gov.uk/bg2test/api
      description: Stub
  /v1/notifications/acknowledge:
    post:
      description: Acknowledge notifications API - Acknowledge notifications that have been processed, so they are no longer returned when fetching
      operationId: acknowledge_notifications_v1
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                data:
                  type: array
                  items:
                    type: string
      responses:
        '200':
          description: Notifications acknowledged successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/BulkAcknowledgeResult'
        '400':
          description: Bad Request
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '401':
          description: Unauthorized
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '403':
          description: Forbidden
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '404':
          description: Not Found
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
        '500':
          description: Server Error
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetail_2'
      tags:
      - Notifications API
    servers:
    - url: https://businessgateway.landregistry.gov.uk/bg2/api
      description: Production
    - url: https://bgtest.landregistry.gov.uk/bg2test/api
      description: Stub
components:
  schemas:
    ErrorDescription:
      type: object
      required:
      - detail
      properties:
        detail:
          description: A human readable explanation of the error
          type: string
          example: Date must be in the past
        pointer:
          description: A JSON pointer to where in the body this error occurred
          type:
          - string
          - 'null'
          example: '#/data/name'
        header:
          description: The header where this error occurred
          type:
          - string
          - 'null'
          example: Idempotency-Key
        parameter:
          description: The path or query parameter where this error occurred
          type:
          - string
          - 'null'
          example: occurred_before
    NotificationResponse:
      type: object
      properties:
        notification_id:
          type: string
          format: uuid
          description: The unique identifier of the notification
        created_datetime:
          type: string
          format: date-time
          example: '2025-01-01T00:00:00Z'
          description: Date and time the notification was created
        event_datetime:
          type: string
          format: date-time
          example: '2025-01-01T00:00:00Z'
          description: Date and time the event occurred
        payload_schema:
          type: string
          description: A link to a resource that describes the schema of the payload, this could be a JSON schema or documentation for example
          format: uri
          example: https://example.com/
        notification_type:
          type: string
          description: The type of notification, required to distiguish notification types that share a schema
          example: TYPE_1
        subject_type:
          description: An indicator for the type of the subject
          type: string
          example: subject_type
        subject:
          type: string
          description: Unique reference to the subject of the notification
          example: subject
        additional_provider_filter:
          type: string
          description: Provides additional filtering for larger integrators
        status:
          type: string
          enum:
          - NEW
          - ACKNOWLEDGED
        payload:
          type: object
          description: The payload of the notification
          additionalProperties: true
    BulkAcknowledgeResult:
      type: object
      properties:
        acknowledged:
          type: array
          items:
            type: string
            format: uuid
        not_found:
          type: array
          items:
            type: string
            format: uuid
    ProblemDetail:
      type: object
      required:
      - type
      properties:
        type:
          type: string
          format: uri
          example: about:blank
          description: A uri referencing documentation for this problem
        title:
          type:
          - string
          - 'null'
          example: Server Error
          description: A brief summary of the problem
        detail:
          type:
          - string
          - 'null'
          example: There was a problem with your request, try again soon.
          description: A human readable explanation of the problem
        instance:
          type:
          - string
          - 'null'
          format: uri
          example: /path/you/called
          description: A reference that identifies the specific occurrence of the problem
        status:
          type:
          - integer
          - 'null'
          minimum: 100
          maximum: 599
          description: HTTP status code of the original response
          example: 500
        errors:
          type:
          - array
          - 'null'
          description: An extension to the RFC that describes errors that occurred in the request
          items:
            $ref: '#/components/schemas/ErrorDescription'
    ErrorDescription_2:
      type: object
      required:
      - detail
      properties:
        detail:
          description: A human readable explanation of the error
          type: string
          example: Date must be in the past
        pointer:
          description: A JSON pointer to where in the body this error occurred
          nullable: true
          type: string
          example: '#/data/name'
        header:
          description: The header where this error occurred
          nullable: true
          type: string
          example: Idempotency-Key
        parameter:
          description: The path or query parameter where this error occurred
          nullable: true
          type: string
          example: occurred_before
    ProblemDetail_2:
      type: object
      required:
      - type
      properties:
        type:
          type: string
          format: uri
          example: about:blank
          description: A uri referencing documentation for this problem
        title:
          type: string
          nullable: true
          example: Server Error
          description: A brief summary of the problem
        detail:
          type: string
          nullable: true
          example: There was a problem with your request, try again soon.
          description: A human readable explanation of the problem
        instance:
          type: string
          format: uri
          nullable: true
          example: /path/you/called
          description: A reference that identifies the specific occurrence of the problem
        status:
          type: integer
          minimum: 100
          maximum: 599
          nullable: true
          description: HTTP status code of the original response
          example: 500
        errors:
          nullable: true
          type: array
          description: An extension to the RFC that describes errors that occurred in the request
          items:
            $ref: '#/components/schemas/ErrorDescription_2'
  securitySchemes:
    basicAuth:
      scheme: basic
      type: http
x-refined-from:
- hm-land-registry-submit-application-to-change-the-register-v0.3-openapi.json
- hm-land-registry-submit-application-to-change-the-register-v1.0-openapi.json