London Stock Exchange Group LSEG World-Check One API — Linked-Cases

London Stock Exchange Group LSEG World-Check One API — Linked-Cases. 3 operations. Lead operation: London Stock Exchange Group Retrieve the list of case relationships. Self-contained Naftiko capability covering one London Stock Exchange Group business surface.

Run with Naftiko London Stock Exchange GroupLinked-Cases

What You Can Do

POST
Getrelationshipidentifiers — London Stock Exchange Group Retrieve the list of case relationships
/v1/cases/{casesystemid}/relationship/{relationshiptype}
PUT
Linkingcases — London Stock Exchange Group Create links between cases
/v1/cases/{casesystemid}/relationship/{relationshiptype}
DELETE
Unlinkingcases — London Stock Exchange Group Delete links between cases
/v1/cases/{casesystemid}/relationship/{relationshiptype}

MCP Tools

london-stock-exchange-group-retrieve

London Stock Exchange Group Retrieve the list of case relationships

read-only
london-stock-exchange-group-create

London Stock Exchange Group Create links between cases

idempotent
london-stock-exchange-group-delete

London Stock Exchange Group Delete links between cases

idempotent

Capability Spec

lseg-world-check-one-linked-cases.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: London Stock Exchange Group LSEG World-Check One API — Linked-Cases
  description: 'London Stock Exchange Group LSEG World-Check One API — Linked-Cases. 3 operations. Lead operation: London
    Stock Exchange Group Retrieve the list of case relationships. Self-contained Naftiko capability covering one London Stock
    Exchange Group business surface.'
  tags:
  - London Stock Exchange Group
  - Linked-Cases
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    LONDON_STOCK_EXCHANGE_GROUP_API_KEY: LONDON_STOCK_EXCHANGE_GROUP_API_KEY
capability:
  consumes:
  - type: http
    namespace: lseg-world-check-one-linked-cases
    baseUri: https://api-worldcheck.refinitiv.com/v2
    description: London Stock Exchange Group LSEG World-Check One API — Linked-Cases business capability. Self-contained,
      no shared references.
    resources:
    - name: cases-caseSystemId-relationship-relationshipType
      path: /cases/{caseSystemId}/relationship/{relationshipType}
      operations:
      - name: getrelationshipidentifiers
        method: POST
        description: London Stock Exchange Group Retrieve the list of case relationships
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: Authorization
          in: header
          type: string
          description: The authorization credentials including 'keyId', 'algorithm', 'headers', 'signature' (see 'Security
            and Authentication details' documentation section for more d
          required: true
        - name: Date
          in: header
          type: string
          description: The date and time at which the message was originated in 'RFC 1123' format
          required: true
        - name: Content-Type
          in: header
          type: string
          description: The media type of the request (e.g., 'application/json')
          required: true
        - name: Content-Length
          in: header
          type: integer
          description: The length of the request body in octets (8-bit bytes)
          required: true
        - name: caseSystemId
          in: path
          type: string
          description: System generated ID for a Case
          required: true
        - name: relationshipType
          in: path
          type: array
          description: Relationship type between cases. Multiple comma separated values allowed
          required: true
        - name: caseRelationshipRequest
          in: body
          type: string
          description: Request containing pagination to list case relationships.
          required: true
      - name: linkingcases
        method: PUT
        description: London Stock Exchange Group Create links between cases
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: Authorization
          in: header
          type: string
          description: The authorization credentials including 'keyId', 'algorithm', 'headers', 'signature' (see 'Security
            and Authentication details' documentation section for more d
          required: true
        - name: Date
          in: header
          type: string
          description: The date and time at which the message was originated in 'RFC 1123' format
          required: true
        - name: Content-Type
          in: header
          type: string
          description: The media type of the request (e.g., 'application/json')
          required: true
        - name: Content-Length
          in: header
          type: integer
          description: The length of the request body in octets (8-bit bytes)
          required: true
        - name: caseSystemId
          in: path
          type: string
          description: System generated ID for a case.
          required: true
        - name: relationshipType
          in: path
          type: string
          description: Relationship type between cases.
          required: true
        - name: linkedCasesRequest
          in: body
          type: string
          description: Related case system IDs.
          required: true
      - name: unlinkingcases
        method: DELETE
        description: London Stock Exchange Group Delete links between cases
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: Authorization
          in: header
          type: string
          description: The authorization credentials including 'keyId', 'algorithm', 'headers', 'signature' (see 'Security
            and Authentication details' documentation section for more d
          required: true
        - name: Date
          in: header
          type: string
          description: The date and time at which the message was originated in 'RFC 1123' format
          required: true
        - name: Content-Type
          in: header
          type: string
          description: The media type of the request (e.g., 'application/json')
          required: true
        - name: Content-Length
          in: header
          type: integer
          description: The length of the request body in octets (8-bit bytes)
          required: true
        - name: caseSystemId
          in: path
          type: string
          description: System generated ID for a Case.
          required: true
        - name: relationshipType
          in: path
          type: string
          description: Relationship type between cases.
          required: true
        - name: linkedCasesRequest
          in: body
          type: string
          description: Related case system IDs.
          required: true
  exposes:
  - type: rest
    namespace: lseg-world-check-one-linked-cases-rest
    port: 8080
    description: REST adapter for London Stock Exchange Group LSEG World-Check One API — Linked-Cases. One Spectral-compliant
      resource per consumed operation, prefixed with /v1.
    resources:
    - path: /v1/cases/{casesystemid}/relationship/{relationshiptype}
      name: cases-casesystemid-relationship-relationshiptype
      description: REST surface for cases-caseSystemId-relationship-relationshipType.
      operations:
      - method: POST
        name: getrelationshipidentifiers
        description: London Stock Exchange Group Retrieve the list of case relationships
        call: lseg-world-check-one-linked-cases.getrelationshipidentifiers
        with:
          Authorization: rest.Authorization
          Date: rest.Date
          Content-Type: rest.Content-Type
          Content-Length: rest.Content-Length
          caseSystemId: rest.caseSystemId
          relationshipType: rest.relationshipType
          caseRelationshipRequest: rest.caseRelationshipRequest
        outputParameters:
        - type: object
          mapping: $.
      - method: PUT
        name: linkingcases
        description: London Stock Exchange Group Create links between cases
        call: lseg-world-check-one-linked-cases.linkingcases
        with:
          Authorization: rest.Authorization
          Date: rest.Date
          Content-Type: rest.Content-Type
          Content-Length: rest.Content-Length
          caseSystemId: rest.caseSystemId
          relationshipType: rest.relationshipType
          linkedCasesRequest: rest.linkedCasesRequest
        outputParameters:
        - type: object
          mapping: $.
      - method: DELETE
        name: unlinkingcases
        description: London Stock Exchange Group Delete links between cases
        call: lseg-world-check-one-linked-cases.unlinkingcases
        with:
          Authorization: rest.Authorization
          Date: rest.Date
          Content-Type: rest.Content-Type
          Content-Length: rest.Content-Length
          caseSystemId: rest.caseSystemId
          relationshipType: rest.relationshipType
          linkedCasesRequest: rest.linkedCasesRequest
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: lseg-world-check-one-linked-cases-mcp
    port: 9090
    transport: http
    description: MCP adapter for London Stock Exchange Group LSEG World-Check One API — Linked-Cases. One tool per consumed
      operation, routed inline through this capability's consumes block.
    tools:
    - name: london-stock-exchange-group-retrieve
      description: London Stock Exchange Group Retrieve the list of case relationships
      hints:
        readOnly: true
        destructive: false
        idempotent: false
      call: lseg-world-check-one-linked-cases.getrelationshipidentifiers
      with:
        Authorization: tools.Authorization
        Date: tools.Date
        Content-Type: tools.Content-Type
        Content-Length: tools.Content-Length
        caseSystemId: tools.caseSystemId
        relationshipType: tools.relationshipType
        caseRelationshipRequest: tools.caseRelationshipRequest
      outputParameters:
      - type: object
        mapping: $.
    - name: london-stock-exchange-group-create
      description: London Stock Exchange Group Create links between cases
      hints:
        readOnly: false
        destructive: false
        idempotent: true
      call: lseg-world-check-one-linked-cases.linkingcases
      with:
        Authorization: tools.Authorization
        Date: tools.Date
        Content-Type: tools.Content-Type
        Content-Length: tools.Content-Length
        caseSystemId: tools.caseSystemId
        relationshipType: tools.relationshipType
        linkedCasesRequest: tools.linkedCasesRequest
      outputParameters:
      - type: object
        mapping: $.
    - name: london-stock-exchange-group-delete
      description: London Stock Exchange Group Delete links between cases
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: lseg-world-check-one-linked-cases.unlinkingcases
      with:
        Authorization: tools.Authorization
        Date: tools.Date
        Content-Type: tools.Content-Type
        Content-Length: tools.Content-Length
        caseSystemId: tools.caseSystemId
        relationshipType: tools.relationshipType
        linkedCasesRequest: tools.linkedCasesRequest
      outputParameters:
      - type: object
        mapping: $.