> ## Documentation Index
> Fetch the complete documentation index at: https://docs.lerian.studio/llms.txt
> Use this file to discover all available pages before exploring further.

# List MED fraud markers (local base)

> Lists the fraud markers where this institution is the creator. Read live from the upstream system. Supply cpf_cnpj to switch to the DICT-direct listing instead.



## OpenAPI

````yaml en/openapi/v3-current/pix.yaml GET /v1/med/fraud-markers
openapi: 3.0.3
info:
  title: Plugin BR Pix Direct - Complete API
  description: |
    Complete API for Brazilian Pix instant payment system including
    Pix key dictionary operations, QR code generation/decoding, transactions and
    transaction limits.
  version: 1.0.0
servers:
  - url: https://plugin-pix-direct.api.lerian.net
  - url: https://plugin-pix-direct-qrcode.api.lerian.net
security:
  - bearerAuth: []
paths:
  /v1/med/fraud-markers:
    get:
      tags:
        - MED API
      summary: List MED fraud markers (local base)
      description: >-
        Lists the fraud markers where this institution is the creator. Read live
        from the upstream system. Supply cpf_cnpj to switch to the DICT-direct
        listing instead.
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FraudMarkerListBody'
          description: OK
        default:
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/Detail'
          description: Error
components:
  schemas:
    FraudMarkerListBody:
      additionalProperties: false
      properties:
        data:
          description: The list of fraud markers.
          items:
            $ref: '#/components/schemas/FraudMarkerView'
          type: array
          nullable: true
      required:
        - data
      type: object
    Detail:
      additionalProperties: false
      properties:
        code:
          description: >-
            Stable, machine-readable domain error code scoped to the emitting
            service (format: <SERVICE>-NNNN).
          type: string
        detail:
          description: >-
            A human-readable explanation specific to this occurrence of the
            problem.
          type: string
        errors:
          description: Optional list of individual error details
          items:
            $ref: '#/components/schemas/ErrorDetail'
          type: array
          nullable: true
        instance:
          description: >-
            A URI reference that identifies the specific occurrence of the
            problem.
          format: uri
          type: string
        status:
          description: HTTP status code
          format: int64
          type: integer
        title:
          description: >-
            A short, human-readable summary of the problem type. This value
            should not change between occurrences of the error.
          type: string
        type:
          default: about:blank
          description: A URI reference to human-readable documentation for the error.
          format: uri
          type: string
      type: object
    FraudMarkerView:
      additionalProperties: false
      properties:
        chave:
          description: The flagged Pix key, when known.
          type: string
        cpfCnpj:
          description: The flagged document.
          type: string
        dtHrCriacao:
          description: Upstream creation timestamp (RFC 3339 UTC).
          type: string
        dtHrUltModificacao:
          description: Upstream last-modification timestamp (RFC 3339 UTC) — the watermark.
          type: string
        idMarcacaoFraude:
          description: Fraud-marker GUID (the natural key).
          type: string
        idRelatoInfracao:
          description: >-
            Linked infraction GUID, when the marker was auto-created from a
            closed infraction.
          type: string
        ispb:
          description: ISPB of the creator PSP.
          type: string
        ispbRelatoInfracao:
          description: Linked infraction's PSP ISPB, when infraction-originated.
          type: string
        status:
          description: stMarcacaoFraude lifecycle code (0=Registrada, 1=Cancelada).
          format: int64
          type: integer
        statusDescription:
          description: Human-readable stMarcacaoFraude label.
          type: string
        tpFraude:
          description: Fraud-type code (0..4; 4=Desconhecida is read-only).
          format: int64
          type: integer
        tpFraudeDescription:
          description: Human-readable tpFraude label.
          type: string
        tpPessoa:
          description: Person-type code (0=Pessoa Fisica, 1=Pessoa Juridica).
          format: int64
          type: integer
        tpPessoaDescription:
          description: Human-readable tpPessoa label.
          type: string
      required:
        - idMarcacaoFraude
        - ispb
        - tpPessoa
        - tpPessoaDescription
        - cpfCnpj
        - tpFraude
        - tpFraudeDescription
        - status
        - statusDescription
        - dtHrCriacao
        - dtHrUltModificacao
      type: object
    ErrorDetail:
      additionalProperties: false
      properties:
        location:
          description: >-
            Where the error occurred, e.g. 'body.items[3].tags' or
            'path.thing-id'
          type: string
        message:
          description: Error message text
          type: string
        value:
          description: The value at the given location
      type: object
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: >
        JWT Bearer token authentication. Obtain token from
        `/v1/login/oauth/access_token` endpoint

        using client credentials (clientId and clientSecret).


        Include token in Authorization header:

        `Authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...`


        Token expires after 3600 seconds (1 hour).

````