Silverflow Card Management API

ATM card management actions: PIN change, PIN unblock, balance inquiry and PIN change reversal.

Business capability
Payments & Card Management BC-1340

Operations 1

POST /cardManagement/actions/pinUnblock Unblock PIN [EXPERIMENTAL] #

Documentation

Specifications

Other Resources

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/silverflow-card-management-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

silverflow-card-management-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: Silverflow Card Management API
  version: 1.417.0
  contact:
    name: API Support
    email: support@silverflow.com
  license:
    name: Commercial
  description: 'Operations tagged Card Management across 2 of this provider''s published API definitions: silverflow-openapi.yml, silverflow-openapi.yml. Each path carries the servers of the definition it was published in.'
servers:
- url: https://eu-west-1.api.silverflow.com/v1
  description: Production URL for Europe - Equivalent to https://api.silverflow.co/v1
- url: https://us-east-2.api.silverflow.com/v1
  description: Production URL for North America
- url: https://eu-west-1.api-sbx.silverflow.com/v1
  description: Sandbox URL - Equivalent to https://api-sbx.silverflow.co/v1
security:
- ApiKey: []
- BearerToken: []
tags:
- name: Card Management
  description: 'ATM card management actions: PIN change, PIN unblock, balance inquiry and

    PIN change reversal.

    '
paths:
  /cardManagement/actions/pinUnblock:
    post:
      operationId: CreatePinUnblock
      summary: Unblock PIN [EXPERIMENTAL]
      description: 'Unblock the PIN on a card.


        Permissions: `cardManagement:Create`, `cardManagement:All`

        '
      tags:
      - Card Management
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PinUnblockRequest'
      responses:
        '201':
          description: Created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PinUnblockResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                oneOf:
                - $ref: '#/components/schemas/InvalidInputError'
                - $ref: '#/components/schemas/InvalidRequestError'
                - $ref: '#/components/schemas/CannotDetermineCardNetworkError'
                - $ref: '#/components/schemas/IncompatibleMccError'
                - $ref: '#/components/schemas/IncompatibleNetworkForOperationError'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnauthorizedError'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ForbiddenError'
        '409':
          description: Conflict
          content:
            application/json:
              schema:
                oneOf:
                - $ref: '#/components/schemas/BlockedMerchantAcceptorError'
                - $ref: '#/components/schemas/ReferencedEntityNotFoundError'
                - $ref: '#/components/schemas/ReferencedAcceptorNotFoundByRouteError'
                - $ref: '#/components/schemas/IdempotentRequestMismatchError'
                - $ref: '#/components/schemas/IdempotentRequestIsStillBeingProcessedError'
        '429':
          description: Too Many Requests
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequestsError'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
    servers:
    - url: https://eu-west-1.api.silverflow.com/v1
      description: Production URL for Europe - Equivalent to https://api.silverflow.co/v1
    - url: https://us-east-2.api.silverflow.com/v1
      description: Production URL for North America
    - url: https://eu-west-1.api-sbx.silverflow.com/v1
      description: Sandbox URL - Equivalent to https://api-sbx.silverflow.co/v1
components:
  schemas:
    NewEmvData:
      type: string
      description: 'This field contains integrated circuit card (ICC) related binary data that is transmitted from the card issuer to the ICC. This field is formatted as 510 hexadecimal characters, which translates to 255 bytes.


        If this field is present in the response message, it should be passed without modification to the ICC.

        '
      pattern: ^[A-Fa-f0-9]+$
      minLength: 1
      maxLength: 510
      example: 5F2A0209785F34010082027C008407A0000000093510950500000080009A031104119C01009F02060000000043149F090200029F10120210A780030400009F2100000000000000FF9F1A0202509F26082E3EAB17CEEC500C9F2701809F330360A0409F34034403029F3501229F360200169F3704BC75E9B39F4005A00090F0019F4C089F21B02E0EEAC454
    InvalidInputError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      - validationErrors
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/invalid-input
        title:
          type: string
          enum:
          - Invalid Input
        status:
          type: integer
          enum:
          - 400
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
        validationErrors:
          type: array
          items:
            $ref: '#/components/schemas/components-schemas-ValidationError'
          description: A list of validation errors.
      example:
        type: /silverflow/problems/invalid-input
        title: Invalid Input
        status: 400
        detail: The request does not adhere to the defined API schema.
        instance: /silverflow/b4cc37a0-ab24-46b4-aa8c-cc2d6eddf1b6
        validationErrors:
        - path: /body/card/number
          message: must have required property 'number'
          errorCode: required.openapi.validation
    MerchantAcceptorRef:
      type: object
      additionalProperties: false
      required:
      - key
      - version
      properties:
        key:
          $ref: '#/components/schemas/MerchantAcceptorKey'
        version:
          type: integer
          description: The version of this object
          format: int64
          example: 1
    UnauthorizedError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/authentication-required
        title:
          type: string
          enum:
          - Authentication Required
        status:
          type: integer
          enum:
          - 401
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/authentication-required
        title: Authentication Required
        status: 401
        detail: Authentication Required
        instance: /silverflow/8e445b2e-d745-4b38-a38d-781fc998e442
    BlockedMerchantAcceptorError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/blocked-merchant-acceptor
        title:
          type: string
          enum:
          - Blocked Merchant Acceptor
        status:
          type: integer
          enum:
          - 409
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/blocked-merchant-acceptor
        title: Blocked Merchant Acceptor
        status: 409
        detail: The merchant acceptor is blocked and cannot process this operation.
        instance: /silverflow/2b6f1c9e-3a2d-4c1b-8e5f-1a2b3c4d5e6f
    ActionResult:
      type: string
      description: The result of the authorization.
      enum:
      - approved
      - declined
    IncompatibleNetworkForOperationError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/incompatible-network-for-operation
        title:
          type: string
          enum:
          - Incompatible Network For Operation
        status:
          type: integer
          enum:
          - 400
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/incompatible-network-for-operation
        title: Incompatible Network For Operation
        status: 400
        detail: The network is not compatible with this operation.
        instance: /silverflow/2b6f1c9e-3a2d-4c1b-8e5f-1a2b3c4d5e6f
    schemas-TerminalCapability:
      type: string
      description: ATM terminal capabilities subset
      enum:
      - contact_chip
      - contactless_chip
      - magstripe
    NetworkSpecificFields:
      oneOf:
      - $ref: '#/components/schemas/VisaNetworkFields'
      - $ref: '#/components/schemas/MastercardNetworkFields'
    MerchantAcceptorKeyResolver:
      type: object
      description: 'Used to select a merchant acceptor by key.

        '
      additionalProperties: false
      required:
      - merchantAcceptorKey
      properties:
        merchantAcceptorKey:
          $ref: '#/components/schemas/MerchantAcceptorKey'
    CardSequenceNumber:
      type: string
      description: 'Distinguishes among separate cards having the same PAN.

        This is required if EMV tag 5F34 is present/personalized on the card chip.

        '
      pattern: ^[0-9]+$
      minLength: 1
      maxLength: 3
      example: '001'
    errorInstance:
      type: string
      description: 'A reference that identifies the specific occurrence of the error. The instance is unique for every error.

        '
    ForbiddenError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/forbidden
        title:
          type: string
          enum:
          - Forbidden
        status:
          type: integer
          enum:
          - 403
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/forbidden
        title: Forbidden
        status: 403
        detail: The authenticated agent is not allowed to perform this operation.
        instance: /silverflow/6d334a1d-c634-4a27-9f2d-670eb887d331
    components-schemas-Card:
      type: object
      description: Card details for ATM transactions.
      additionalProperties: false
      required:
      - number
      - expiryMonth
      - expiryYear
      properties:
        number:
          type: string
          description: The primary account number (PAN) of the card.
          pattern: ^[0-9]+$
          minLength: 12
          maxLength: 19
          example: '5413330089010640'
        expiryMonth:
          type: integer
          description: The expiry month of the card (1-12).
          minimum: 1
          maximum: 12
          example: 12
        expiryYear:
          type: integer
          description: The expiry year of the card (four digits).
          minimum: 1950
          maximum: 2200
          example: 2025
    Track2Data:
      type: string
      description: 'The information encoded on track 2 of the card magnetic stripe as defined in the ISO 7813 specification, including data element separator but excluding the beginning and ending sentinels and the LRC (Longitudinal Redundancy Check) character.

        This property is mandatory when the `terminalEntryMode` is `chip`, `contactless` or `magstripe`.

        '
      pattern: ^[A-Fa-f0-9]+$
      minLength: 1
      maxLength: 37
      example: 6799995700000004054D25122010875408456
    MerchantAcceptorKey:
      type: string
      description: Uniquely identifies a merchant acceptor.
      pattern: ^mac-[a-zA-Z0-9]+$
      minLength: 5
      maxLength: 120
      example: mac-1eOdAHhgstYTUhlphPFf
    IncompatibleMccError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/incompatible-mcc
        title:
          type: string
          enum:
          - Incompatible MCC
        status:
          type: integer
          enum:
          - 400
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/incompatible-mcc
        title: Incompatible MCC
        status: 400
        detail: The merchant category code is not compatible with this operation.
        instance: /silverflow/2b6f1c9e-3a2d-4c1b-8e5f-1a2b3c4d5e6f
    schemas-Terminal:
      type: object
      description: Details about the ATM terminal.
      additionalProperties: false
      required:
      - id
      - capabilities
      properties:
        id:
          type: string
          description: ATM terminal's ID
          pattern: ^[a-zA-Z0-9]+$
          minLength: 1
          maxLength: 8
          example: ATM001
        capabilities:
          type: array
          description: 'The capabilities of the ATM terminal. This can be one or multiple.

            '
          minItems: 1
          items:
            $ref: '#/components/schemas/schemas-TerminalCapability'
          example:
          - contact_chip
          - contactless_chip
          - magstripe
    IdempotentRequestMismatchError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/idempotency/request-mismatch
        title:
          type: string
          enum:
          - Idempotent Request Mismatch
        status:
          type: integer
          enum:
          - 409
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/idempotency/request-mismatch
        title: Idempotent Request Mismatch
        status: 409
        detail: The request body does not match the original request for this idempotency key.
        instance: /silverflow/2b3c4d5e-6f7a-4b2c-9d0e-1f2a3b4c5d6e
    MerchantAcceptorResolver:
      description: 'The resolver is used to select the appropriate merchant acceptor for the action.

        It can accept either a `merchantAcceptorKey` or a combination of `merchantKey` and an optional `route`. If the optional property for `route` is not provided

        the default one generated when creating an acceptor will be used.

        '
      oneOf:
      - $ref: '#/components/schemas/MerchantAcceptorKeyResolver'
      - $ref: '#/components/schemas/MerchantKeyResolver'
    TooManyRequestsError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/too-many-requests
        title:
          type: string
          enum:
          - Too Many Requests
        status:
          type: integer
          enum:
          - 429
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/too-many-requests
        title: Too Many Requests
        status: 429
        detail: The rate limit for this operation has been exceeded.
        instance: /silverflow/6f7a8b9c-0d1e-4f6a-3b4c-5d6e7f8a9b0c
    ReferencedEntityNotFoundError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/referenced-entity-not-found
        title:
          type: string
          enum:
          - Referenced Entity Not Found
        status:
          type: integer
          enum:
          - 409
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/referenced-entity-not-found
        title: Referenced Entity Not Found
        status: 409
        detail: The referenced merchant acceptor could not be found.
        instance: /silverflow/1a2b3c4d-5e6f-4a1b-8c9d-0e1f2a3b4c5d
    errorDetail:
      type: string
      description: 'A human readable explanation specific to this occurrence of the problem.

        '
    MerchantKey:
      type: string
      description: Uniquely identifies a merchant.
      pattern: ^mct-[a-zA-Z0-9]+$
      minLength: 5
      maxLength: 120
      example: mct-1234abcdef123
    PinUnblockResponse:
      type: object
      additionalProperties: false
      required:
      - key
      - type
      - result
      - card
      - merchantAcceptorRef
      - terminalEntryMode
      - terminal
      - authorizationIsoFields
      - created
      properties:
        key:
          $ref: '#/components/schemas/ActionKey'
        type:
          type: string
          enum:
          - pin_unblock
        result:
          $ref: '#/components/schemas/ActionResult'
        card:
          $ref: '#/components/schemas/MaskedCard'
        merchantAcceptorRef:
          $ref: '#/components/schemas/MerchantAcceptorRef'
        terminalEntryMode:
          $ref: '#/components/schemas/TerminalEntryMode'
        terminal:
          $ref: '#/components/schemas/schemas-Terminal'
        transactionReference:
          $ref: '#/components/schemas/TransactionReference'
        authorizationIsoFields:
          $ref: '#/components/schemas/AuthorizationIsoFields'
        newEmvData:
          $ref: '#/components/schemas/NewEmvData'
        localTransactionDateTime:
          $ref: '#/components/schemas/LocalTransactionDateTime'
        created:
          type: string
          description: The date and time this object was created
          format: iso-8601-date-time
      example:
        key: cma-4qlTL3c3FT0AUjZN5HXa
        type: pin_unblock
        result: approved
        card:
          maskedNumber: 52869400****0205
        merchantAcceptorRef:
          key: mac-1eOdAHhgstYTUhlphPFf
          version: 1
        terminalEntryMode: contactless
        terminal:
          id: ATM001
          capabilities:
          - contact_chip
          - contactless_chip
          - magstripe
        authorizationIsoFields:
          responseCode: '00'
          responseCodeDescription: Approved
          authorizationCode: '547159'
          networkCode: MCS
          systemTraceAuditNumber: '665357'
          retrievalReferenceNumber: '326312665357'
          networkSpecificFields:
            banknetReference: '842824'
            traceId: 'MCS8428240527  '
        localTransactionDateTime: '2026-07-13T12:46:05.516Z'
        created: '2026-07-13T12:46:05.516Z'
    LocalTransactionDateTime:
      type: string
      description: Date and time of the transaction in the local timezone.
      format: iso-8601-date-time
    PinUnblockRequest:
      type: object
      additionalProperties: false
      required:
      - merchantAcceptorResolver
      - card
      - terminalEntryMode
      - terminal
      - emvData
      - pinBlock
      properties:
        merchantAcceptorResolver:
          $ref: '#/components/schemas/MerchantAcceptorResolver'
        card:
          $ref: '#/components/schemas/components-schemas-Card'
        terminalEntryMode:
          $ref: '#/components/schemas/TerminalEntryMode'
        terminal:
          $ref: '#/components/schemas/schemas-Terminal'
        localTransactionDateTime:
          $ref: '#/components/schemas/LocalTransactionDateTime'
        transactionReference:
          $ref: '#/components/schemas/TransactionReference'
        track2Data:
          $ref: '#/components/schemas/Track2Data'
        cardSequenceNumber:
          $ref: '#/components/schemas/CardSequenceNumber'
        emvData:
          $ref: '#/components/schemas/EmvData'
        pinBlock:
          $ref: '#/components/schemas/schemas-PinBlock'
      example:
        merchantAcceptorResolver:
          merchantAcceptorKey: mac-1eOdAHhgstYTUhlphPFf
        card:
          number: '5286940020000205'
          expiryYear: 2030
          expiryMonth: 12
        terminalEntryMode: contactless
        terminal:
          id: ATM001
          capabilities:
          - contact_chip
          - contactless_chip
          - magstripe
        track2Data: 5286940020000205D30122010123456789
        emvData: 820219808407A00000000410109505000000800101020880
        pinBlock:
          format: ISO-4
          block: 32CF86E514CB24FE32CF86E514CB24FE
          zoneId: atm-gateway
          keyId: '0001'
    MerchantKeyResolver:
      type: object
      description: 'Used to select a merchant acceptor by merchant key and an optional route.

        '
      additionalProperties: false
      required:
      - merchantKey
      properties:
        merchantKey:
          $ref: '#/components/schemas/MerchantKey'
        route:
          type: string
          description: 'Route key used to uniquely reference an acceptor when used in combination

            with its card network and merchant key.

            '
          pattern: ^(^$|^[a-zA-Z0-9-_:;.,]+$)
          minLength: 0
          maxLength: 255
    CannotDetermineCardNetworkError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/card-management/cannot-determine-card-network
        title:
          type: string
          enum:
          - Cannot Determine Card Network
        status:
          type: integer
          enum:
          - 400
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/card-management/cannot-determine-card-network
        title: Cannot Determine Card Network
        status: 400
        detail: Could not determine a supported card network for the provided card.
        instance: /silverflow/3d7e8f9a-1b2c-4d3e-9f0a-1b2c3d4e5f6a
    schemas-PinBlock:
      type: object
      title: ISO-4 PIN Block
      description: PIN block related data in `ISO-4` format.
      additionalProperties: false
      required:
      - block
      - format
      - zoneId
      - keyId
      properties:
        format:
          type: string
          description: The PIN block format.
          enum:
          - ISO-4
        block:
          type: string
          title: ISO-4 Block
          description: 'The encrypted PIN, as an `ISO-4` block of 32 hexadecimal characters.

            '
          pattern: ^[A-Fa-f0-9]+$
          minLength: 32
          maxLength: 32
          example: 32CF86E514CB24FE32CF86E514CB24FE
        zoneId:
          type: string
          description: ID of the encryption zone.
          pattern: ^[a-zA-Z0-9()+,\-.:=@;$_!*\/?#|]*$
          minLength: 1
          maxLength: 128
          example: my-zone
        keyId:
          type: string
          description: Encryption key in the specified zone to use.
          pattern: ^[a-zA-Z0-9()+,\-.:=@;$_!*\/?#|]*$
          minLength: 1
          maxLength: 128
          example: my-encryption-key
    IdempotentRequestIsStillBeingProcessedError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/idempotency/request-is-still-being-processed
        title:
          type: string
          enum:
          - Request Is Still Being Processed
        status:
          type: integer
          enum:
          - 409
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/idempotency/request-is-still-being-processed
        title: Request Is Still Being Processed
        status: 409
        detail: The original request for this idempotency key is still being processed.
        instance: /silverflow/3c4d5e6f-7a8b-4c3d-0e1f-2a3b4c5d6e7f
    VisaNetworkFields:
      type: object
      description: Visa specific ISO8583 raw values
      additionalProperties: false
      required:
      - transactionIdentifier
      properties:
        transactionIdentifier:
          type: string
          description: Contents of field 62, subfield 2
          example: '238210000026090'
    MastercardNetworkFields:
      type: object
      description: Mastercard specific ISO8583 raw values
      additionalProperties: false
      required:
      - banknetReference
      - traceId
      properties:
        banknetReference:
          type: string
          description: Contents of field 63, subfield 2
          example: ATSGHX
        traceId:
          type: string
          description: 'The trace ID can be used to refer to the original authorization when reversing it.


            The value is constructed from the contents of field 63, subfield 1, field 63, subfield 2, and field 15. The value intentionally ends with two spaces.

            '
    ReferencedAcceptorNotFoundByRouteError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/card-management/referenced-acceptor-not-found-by-route
        title:
          type: string
          enum:
          - Referenced Acceptor Not Found By Route
        status:
          type: integer
          enum:
          - 409
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/card-management/referenced-acceptor-not-found-by-route
        title: Referenced Acceptor Not Found By Route
        status: 409
        detail: No acceptor could be found for the provided merchant key and card network.
        instance: /silverflow/4e5f6a7b-8c9d-4e5f-0a1b-2c3d4e5f6a7b
    InvalidRequestError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/charge/invalid-request
        title:
          type: string
          enum:
          - Invalid Request
        status:
          type: integer
          enum:
          - 400
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/charge/invalid-request
        title: Invalid Request
        status: 400
        detail: Cannot create the action due to one or more errors in the request.
        instance: /silverflow/b0451a9d-f66d-4ef7-9f5d-d48064a2bb3e
    MaskedCard:
      type: object
      description: 'Card data for ATM transactions. ATM transactions do not support processor tokenization.

        '
      additionalProperties: false
      required:
      - maskedNumber
      properties:
        maskedNumber:
          type: string
          description: 'The card number used to create this action, masked according to PCI standards. For card numbers with 16 or more digits, the first 8 and the last 4 digits are visible. For card numbers with 13-15 digits, the first 6 and the last 4 digits are visible. For cards numbers with less than 13 digits, the first 6 and last 2 digits are visible.

            '
    AuthorizationIsoFields:
      type: object
      description: The values from the ISO8583 response message received from the network.
      additionalProperties: false
      required:
      - responseCode
      - responseCodeDescription
      - networkCode
      - systemTraceAuditNumber
      - retrievalReferenceNumber
      - networkSpecificFields
      properties:
        responseCode:
          type: string
          description: Contents of field 39
          example: '00'
        responseCodeDescription:
          type: string
          description: The description of the `responseCode`
          example: Approved
        authorizationCode:
          type: string
          description: Contents of field 38
          example: 4A4316
        networkCode:
          type: string
          description: Contents of field 63, subfield 1
          example: '0000'
        systemTraceAuditNumber:
          type: string
          description: Contents of field 11
          example: '123456'
        retrievalReferenceNumber:
          type: string
          description: Contents of field 37
          example: '131608123456'
        networkSpecificFields:
          $ref: '#/components/schemas/NetworkSpecificFields'
    components-schemas-ValidationError:
      type: object
      additionalProperties: false
      required:
      - path
      - message
      properties:
        path:
          type: string
          description: A relative path to the error location within the request body.
        errorCode:
          type: string
          description: A code that identifies the error.
        message:
          type: string
          description: A brief description of the validation error.
    InternalServerError:
      type: object
      additionalProperties: false
      required:
      - type
      - title
      - status
      - detail
      - instance
      properties:
        type:
          type: string
          enum:
          - /silverflow/problems/internal-server-error
        title:
          type: string
          enum:
          - Internal Server Error
        status:
          type: integer
          enum:
          - 500
        detail:
          $ref: '#/components/schemas/errorDetail'
        instance:
          $ref: '#/components/schemas/errorInstance'
      example:
        type: /silverflow/problems/internal-server-error
        title: Internal Server Error
        status: 500
        detail: The server encountered an unexpected error.
        instance: /silverflow/7a8b9c0d-1e2f-4a7b-4c5d-6e7f8a9b0c1d
    TransactionReference:
      type: string
      description: 'Unique ID assigned by the merchant or payment service provider for the transaction. Used to identify the transaction.

        '
      pattern: ^[a-zA-Z0-9()+,\-.:=@;$_!*\/?|]+$
      minLength: 1
      maxLength: 120
      example: Dz3dIzE74EfH1HeTInyE
    ActionKey:
      type: string
      description: Uniquely identifies a card-management action.
      pattern: ^cma-[a-zA-Z0-9]+$
      minLength: 5
      maxLength: 120
      example: cma-1e1dAHhgstYTUhlphPzZ
    EmvData:
      type: string
      description: 'This field contains integrated circuit card (ICC) related binary data that is transmitted from the ICC to the card issuer and from the card issuer to the ICC. This field is formatted as 510 hexadecimal characters, which translates to 255 bytes.

        '
      pattern: ^[A-Fa-f0-9]+$
      minLength: 1
      maxLength: 510
      example: 5F2A0209785F34010082027C008407A0000000093510950500000080009A031104119C01009F02060000000043149F090200029F10120210A780030400009F2100000000000000FF9F1A0202509F26082E3EAB17CEEC500C9F2701809F330360A0409F34034403029F3501229F360200169F3704BC75E9B39F4005A00090F0019F4C089F21B02E0EEAC454
    TerminalEntryMode:
      type: string
      description: The method used for PAN entry on the ATM terminal.
      enum:
      - chip
      - contactless
      - magstripe
  securitySchemes:
    ApiKey:
      description:

# --- truncated at 32 KB (37 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/silverflow/refs/heads/main/openapi/silverflow-card-management-api-openapi.yml