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

# Update conversion rule

> Updates an existing conversion rule. Replaces the destination, name, and status in a single full-state PUT (matching the autoramp rule update contract). The source side is immutable. Re-create the conversion rule if you need to change input asset, rail, or wallet.



## OpenAPI

````yaml https://dsct1ci24fgcu.cloudfront.net/prod/merged/openapi.json put /v1/accounts/{account_id}/conversions/{conversion_rule_id}
openapi: 3.1.0
info:
  title: PWS Public API
  version: '1'
  description: >-
    Integrate with Payward Services to onboard users, manage accounts and funds,
    trade assets, and receive event notifications.
  contact:
    name: Payward Services
servers:
  - url: https://api.services.payward.com
security: []
tags:
  - name: Assets
    description: List the assets PWS is willing to swap.
    x-displayName: Assets
  - name: Conversions
    description: >-
      Rule-driven and on-demand fiat ↔ crypto value movement, including
      conversion rules and deposits.
    x-displayName: Conversions
  - name: Earn
    description: >-
      Manage Auto Earn preferences and retrieve allocation and reward
      information.
    x-displayName: Earn
  - name: Funding
    description: >-
      Discover deposit and withdrawal options, manage deposit addresses, and
      move funds between accounts.
    x-displayName: Funding
  - name: Derivative transfers
    description: >-
      Move funds between an account's spot balance and the same owner's futures
      balance.
    x-displayName: Derivative transfers
  - name: Portfolio
    description: 'Inspect a customer''s portfolio: balances, valuations, and transactions.'
    x-displayName: Portfolio
  - name: Ramp
    description: >-
      Support Ramp flows with discovery, quotes, limits, and hosted checkout
      experiences.
    x-displayName: Ramp
  - name: Reports
    description: Settlement and reconciliation reports for the partner.
    x-displayName: Reports
  - name: Swaps
    description: Account-funded quotes that lock a price until they expire or are executed.
    x-displayName: Swaps
  - name: Onchain quotes
    description: Wallet-funded quotes that return the data needed to settle onchain.
    x-displayName: Onchain quotes
  - name: Price trigger swaps
    description: Swaps that wait for a target price before submitting a trade.
    x-displayName: Price trigger swaps
  - name: Travel Rule verifications
    description: Travel Rule address ownership verification flows.
    x-displayName: Travel Rule verifications
  - name: Users
    description: >-
      User onboarding and status flows that the partner manages.


      - **Create User** provisions an account-owned user from an external
      reference and optional email.

      - **Get User** retrieves the user's profile, verification status, and
      required actions.


      Use the returned user `id` for calls that require the user's identifier.
    x-displayName: Users
  - name: Verifications
    description: Identity verification (KYC) submission and status for end users.
    x-displayName: Verifications
  - name: Webhooks
    description: >-
      Register HTTPS destinations to receive event deliveries, rotate signing
      secrets, and inspect, update, or delete existing subscriptions. Each
      subscription is owned by the authenticated partner; deliveries are signed
      with HMAC-SHA256 and retried on transient failures.
    x-displayName: Webhooks
paths:
  /v1/accounts/{account_id}/conversions/{conversion_rule_id}:
    put:
      tags:
        - Conversions
      summary: Update conversion rule
      description: >-
        Updates an existing conversion rule. Replaces the destination, name, and
        status in a single full-state PUT (matching the autoramp rule update
        contract). The source side is immutable. Re-create the conversion rule
        if you need to change input asset, rail, or wallet.
      operationId: updateConversionRule
      parameters:
        - $ref: '#/components/parameters/AccountId'
        - in: path
          name: conversion_rule_id
          required: true
          schema:
            description: Conversion rule identifier.
            type: string
            format: uuid
          style: simple
          example: 550e8400-e29b-41d4-a716-446655440000
      requestBody:
        content:
          application/json:
            schema:
              description: >-
                Request to update an existing conversion rule.


                Full-state replacement (matching the upstream contract): the
                supplied `to`, `name`, and `status` replace the conversion
                rule's current values. The source side (`from`) is immutable.
                Re-create the conversion rule to change input asset, rail, or
                source type.
              type: object
              properties:
                name:
                  description: >-
                    New partner-facing label for the conversion rule. This is a
                    full replacement: omit to clear the existing label, send the
                    current label to keep it.
                  type: string
                  minLength: 1
                  maxLength: 128
                to:
                  description: >-
                    New destination side. Required (no partial updates
                    supported).
                  type: object
                  properties:
                    symbol:
                      $ref: '#/components/schemas/AssetSymbol'
                      description: Asset ticker symbol (e.g., "EUR", "USDC", "BTC").
                    type:
                      description: >-
                        Kind of endpoint. `wallet` requires `wallet`; `bank`
                        requires `bank_account`; `balance` requires neither.
                      type: string
                      enum:
                        - wallet
                        - bank
                      title: EndpointType
                    wallet:
                      description: >-
                        Crypto wallet routing. On `to`: partner-supplied
                        destination. On `from`: service-populated when autoramp
                        provisions a crypto inbound. Ignored on the `from` side
                        of requests.
                      type: object
                      properties:
                        via:
                          description: >-
                            Network name from the List deposit methods `network`
                            field.
                          type: string
                          minLength: 1
                          maxLength: 32
                        address:
                          description: >-
                            On-chain address. Required when `Wallet` is set on a
                            destination endpoint; populated by the service when
                            set on a source endpoint response.
                          type: string
                          minLength: 1
                          maxLength: 256
                        memo:
                          description: >-
                            Memo for chains that require one (e.g., XLM, EOS,
                            Cosmos). Passed through to the destination on
                            off-ramp; populated on source responses when
                            upstream provisions a memo'd inbound.
                          type: string
                          minLength: 1
                          maxLength: 64
                        tag:
                          description: >-
                            Destination tag for chains that require one (e.g.,
                            XRP). Passed through to the destination on off-ramp;
                            populated on source responses.
                          type: string
                          minLength: 1
                          maxLength: 64
                      required:
                        - via
                      title: Wallet
                    bank_account:
                      description: >-
                        Bank account routing. On `to`: partner-supplied
                        destination. On `from`: service-populated when autoramp
                        provisions a fiat inbound. Ignored on the `from` side of
                        requests.
                      type: object
                      properties:
                        via:
                          description: >-
                            Bank rail identifier. Conversion destinations
                            currently support `sepa` and `fps`; unsupported
                            rails are rejected.
                          type: string
                          minLength: 1
                          maxLength: 32
                        bank:
                          description: >-
                            Bank / financial institution name for the
                            beneficiary account. Optional; passed through to the
                            destination on off-ramp.
                          type: string
                          maxLength: 256
                        iban:
                          description: International Bank Account Number (SEPA, SWIFT).
                          type: string
                          minLength: 14
                          maxLength: 42
                        bic:
                          description: Bank Identifier Code (SEPA, SWIFT).
                          type: string
                          minLength: 8
                          maxLength: 11
                        sort_code:
                          description: UK sort code (FPS).
                          type: string
                          minLength: 6
                          maxLength: 8
                        account_number:
                          description: >-
                            Account number. Required for FPS destinations; may
                            also be populated on source bank accounts.
                          type: string
                          minLength: 1
                          maxLength: 34
                        routing_number:
                          description: >-
                            Routing number populated on source bank accounts
                            when supplied by the provider; not accepted on
                            conversion destinations.
                          type: string
                          minLength: 1
                          maxLength: 32
                        swift:
                          description: >-
                            SWIFT code populated on source bank accounts when
                            supplied by the provider; not accepted on conversion
                            destinations.
                          type: string
                          minLength: 8
                          maxLength: 11
                        account_link_id:
                          description: >-
                            Public Account Link identifier naming the linked
                            bank account this endpoint routes to, in place of
                            raw routing fields. Mutually exclusive with raw
                            routing fields; `via` still selects the rail.
                          type: string
                          minLength: 1
                          maxLength: 128
                      required:
                        - via
                      title: BankAccount
                  required:
                    - symbol
                    - type
                  title: ConversionEndpoint
                status:
                  description: >-
                    New lifecycle status. Must be `active` or `paused`;
                    soft-delete via the delete endpoint when it lands.
                  type: string
                  enum:
                    - active
                    - paused
              required:
                - to
                - status
            examples:
              id-update-conversion-rule-ok:
                summary: UpdateConversionRule returns the updated rule
                value:
                  name: Renamed EUR autoramp
                  to:
                    symbol: USDC
                    type: wallet
                    wallet:
                      via: polygon
                      address: '0xabcdef1234567890abcdef1234567890abcdef12'
                  status: paused
              id-update-conversion-rule-rejects-symbol-change:
                summary: UpdateConversionRule rejects an attempt to change to.symbol
                value:
                  to:
                    symbol: USDT
                    type: wallet
                    wallet:
                      via: polygon
                      address: '0xabcdef1234567890abcdef1234567890abcdef12'
                  status: active
        required: true
      responses:
        '200':
          description: Successful response
          headers:
            X-Trace-Id:
              $ref: '#/components/headers/TraceId'
            Strict-Transport-Security:
              $ref: '#/components/headers/StrictTransportSecurity'
            Cache-Control:
              $ref: '#/components/headers/CacheControl'
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    description: The updated conversion rule.
                    type: object
                    properties:
                      id:
                        description: Unique identifier for this conversion rule.
                        type: string
                        format: uuid
                      name:
                        description: Optional partner-facing label for the conversion rule.
                        type: string
                      from:
                        description: >-
                          Source side. On reads, `address`/`bank_account` are
                          populated by the service from the autoramp-provisioned
                          inbound (where partner deposits funds). On writes,
                          those fields are ignored. Partners only specify
                          symbol, type, and via on the source side.
                        type: object
                        properties:
                          symbol:
                            $ref: '#/components/schemas/AssetSymbol'
                            description: Asset ticker symbol (e.g., "EUR", "USDC", "BTC").
                          type:
                            description: >-
                              Kind of endpoint. `wallet` requires `wallet`;
                              `bank` requires `bank_account`; `balance` requires
                              neither.
                            type: string
                            enum:
                              - wallet
                              - bank
                            title: EndpointType
                          wallet:
                            description: >-
                              Crypto wallet routing. On `to`: partner-supplied
                              destination. On `from`: service-populated when
                              autoramp provisions a crypto inbound. Ignored on
                              the `from` side of requests.
                            type: object
                            properties:
                              via:
                                description: >-
                                  Network name from the List deposit methods
                                  `network` field.
                                type: string
                                minLength: 1
                                maxLength: 32
                              address:
                                description: >-
                                  On-chain address. Required when `Wallet` is
                                  set on a destination endpoint; populated by
                                  the service when set on a source endpoint
                                  response.
                                type: string
                                minLength: 1
                                maxLength: 256
                              memo:
                                description: >-
                                  Memo for chains that require one (e.g., XLM,
                                  EOS, Cosmos). Passed through to the
                                  destination on off-ramp; populated on source
                                  responses when upstream provisions a memo'd
                                  inbound.
                                type: string
                                minLength: 1
                                maxLength: 64
                              tag:
                                description: >-
                                  Destination tag for chains that require one
                                  (e.g., XRP). Passed through to the destination
                                  on off-ramp; populated on source responses.
                                type: string
                                minLength: 1
                                maxLength: 64
                            required:
                              - via
                            title: Wallet
                          bank_account:
                            description: >-
                              Bank account routing. On `to`: partner-supplied
                              destination. On `from`: service-populated when
                              autoramp provisions a fiat inbound. Ignored on the
                              `from` side of requests.
                            type: object
                            properties:
                              via:
                                description: >-
                                  Bank rail identifier. Conversion destinations
                                  currently support `sepa` and `fps`;
                                  unsupported rails are rejected.
                                type: string
                                minLength: 1
                                maxLength: 32
                              bank:
                                description: >-
                                  Bank / financial institution name for the
                                  beneficiary account. Optional; passed through
                                  to the destination on off-ramp.
                                type: string
                                maxLength: 256
                              iban:
                                description: >-
                                  International Bank Account Number (SEPA,
                                  SWIFT).
                                type: string
                                minLength: 14
                                maxLength: 42
                              bic:
                                description: Bank Identifier Code (SEPA, SWIFT).
                                type: string
                                minLength: 8
                                maxLength: 11
                              sort_code:
                                description: UK sort code (FPS).
                                type: string
                                minLength: 6
                                maxLength: 8
                              account_number:
                                description: >-
                                  Account number. Required for FPS destinations;
                                  may also be populated on source bank accounts.
                                type: string
                                minLength: 1
                                maxLength: 34
                              routing_number:
                                description: >-
                                  Routing number populated on source bank
                                  accounts when supplied by the provider; not
                                  accepted on conversion destinations.
                                type: string
                                minLength: 1
                                maxLength: 32
                              swift:
                                description: >-
                                  SWIFT code populated on source bank accounts
                                  when supplied by the provider; not accepted on
                                  conversion destinations.
                                type: string
                                minLength: 8
                                maxLength: 11
                              payee_name:
                                description: >-
                                  Payee / account-holder name on the provisioned
                                  inbound (named account). Populated once the
                                  virtual account is provisioned. It appears on
                                  Get and List for SEPA (not currently returned
                                  for FPS); the create response carries it only
                                  when the account was already provisioned at
                                  creation time. Rejected on a destination.
                                type: string
                                minLength: 1
                                maxLength: 140
                              bank_address:
                                description: >-
                                  Bank / EMI address on the provisioned inbound.
                                  Populated once the virtual account is
                                  provisioned. It appears on Get and List for
                                  SEPA (not currently returned for FPS); the
                                  create response carries it only when the
                                  account was already provisioned at creation
                                  time. Rejected on a destination.
                                type: string
                                minLength: 1
                                maxLength: 256
                              payee_address:
                                description: >-
                                  Payee's registered postal address on the
                                  provisioned inbound (on-ramp source only),
                                  distinct from `bank_address`, which is the
                                  bank / EMI address. Populated once the virtual
                                  account is provisioned. It appears on Get and
                                  List for SEPA (not currently returned for
                                  FPS); the create response carries it only when
                                  the account was already provisioned at
                                  creation time. Rejected on a destination.
                                type: string
                                minLength: 1
                                maxLength: 256
                              account_link_id:
                                description: >-
                                  Public Account Link identifier naming the
                                  linked bank account this endpoint routes to,
                                  in place of raw routing fields. Mutually
                                  exclusive with raw routing fields; `via` still
                                  selects the rail.
                                type: string
                                minLength: 1
                                maxLength: 128
                            required:
                              - via
                            title: BankAccount
                        required:
                          - type
                        title: ConversionEndpoint
                      to:
                        description: >-
                          Destination side. `address`/`bank_account` are
                          partner-supplied.
                        type: object
                        properties:
                          symbol:
                            $ref: '#/components/schemas/AssetSymbol'
                            description: Asset ticker symbol (e.g., "EUR", "USDC", "BTC").
                          type:
                            description: >-
                              Kind of endpoint. `wallet` requires `wallet`;
                              `bank` requires `bank_account`; `balance` requires
                              neither.
                            type: string
                            enum:
                              - wallet
                              - bank
                            title: EndpointType
                          wallet:
                            description: >-
                              Crypto wallet routing. On `to`: partner-supplied
                              destination. On `from`: service-populated when
                              autoramp provisions a crypto inbound. Ignored on
                              the `from` side of requests.
                            type: object
                            properties:
                              via:
                                description: >-
                                  Network name from the List deposit methods
                                  `network` field.
                                type: string
                                minLength: 1
                                maxLength: 32
                              address:
                                description: >-
                                  On-chain address. Required when `Wallet` is
                                  set on a destination endpoint; populated by
                                  the service when set on a source endpoint
                                  response.
                                type: string
                                minLength: 1
                                maxLength: 256
                              memo:
                                description: >-
                                  Memo for chains that require one (e.g., XLM,
                                  EOS, Cosmos). Passed through to the
                                  destination on off-ramp; populated on source
                                  responses when upstream provisions a memo'd
                                  inbound.
                                type: string
                                minLength: 1
                                maxLength: 64
                              tag:
                                description: >-
                                  Destination tag for chains that require one
                                  (e.g., XRP). Passed through to the destination
                                  on off-ramp; populated on source responses.
                                type: string
                                minLength: 1
                                maxLength: 64
                            required:
                              - via
                            title: Wallet
                          bank_account:
                            description: >-
                              Bank account routing. On `to`: partner-supplied
                              destination. On `from`: service-populated when
                              autoramp provisions a fiat inbound. Ignored on the
                              `from` side of requests.
                            type: object
                            properties:
                              via:
                                description: >-
                                  Bank rail identifier. Conversion destinations
                                  currently support `sepa` and `fps`;
                                  unsupported rails are rejected.
                                type: string
                                minLength: 1
                                maxLength: 32
                              bank:
                                description: >-
                                  Bank / financial institution name for the
                                  beneficiary account. Optional; passed through
                                  to the destination on off-ramp.
                                type: string
                                maxLength: 256
                              iban:
                                description: >-
                                  International Bank Account Number (SEPA,
                                  SWIFT).
                                type: string
                                minLength: 14
                                maxLength: 42
                              bic:
                                description: Bank Identifier Code (SEPA, SWIFT).
                                type: string
                                minLength: 8
                                maxLength: 11
                              sort_code:
                                description: UK sort code (FPS).
                                type: string
                                minLength: 6
                                maxLength: 8
                              account_number:
                                description: >-
                                  Account number. Required for FPS destinations;
                                  may also be populated on source bank accounts.
                                type: string
                                minLength: 1
                                maxLength: 34
                              routing_number:
                                description: >-
                                  Routing number populated on source bank
                                  accounts when supplied by the provider; not
                                  accepted on conversion destinations.
                                type: string
                                minLength: 1
                                maxLength: 32
                              swift:
                                description: >-
                                  SWIFT code populated on source bank accounts
                                  when supplied by the provider; not accepted on
                                  conversion destinations.
                                type: string
                                minLength: 8
                                maxLength: 11
                              account_link_id:
                                description: >-
                                  Public Account Link identifier naming the
                                  linked bank account this endpoint routes to,
                                  in place of raw routing fields. Mutually
                                  exclusive with raw routing fields; `via` still
                                  selects the rail.
                                type: string
                                minLength: 1
                                maxLength: 128
                            required:
                              - via
                            title: BankAccount
                        required:
                          - type
                        title: ConversionEndpoint
                      status:
                        description: Lifecycle status (active | paused).
                        type: string
                        enum:
                          - active
                          - paused
                          - provisioning
                      created_at:
                        $ref: '#/components/schemas/DateTime'
                        description: Time at which the conversion rule was created.
                      updated_at:
                        $ref: '#/components/schemas/DateTime'
                        description: Time at which the conversion rule was last updated.
                    required:
                      - id
                      - from
                      - to
                      - status
                      - created_at
                      - updated_at
                    title: ConversionRule
                required:
                  - data
              examples:
                id-update-conversion-rule-ok:
                  summary: UpdateConversionRule returns the updated rule
                  value:
                    data:
                      id: 550e8400-e29b-41d4-a716-446655440000
                      name: Renamed EUR autoramp
                      from:
                        symbol: EUR
                        type: bank
                        bank_account:
                          via: sepa
                          payee_name: Delta Commerce B.V.
                          bank_address: Borschestraat 12, Amsterdam
                          payee_address: >-
                            71 Sir John Rogerson's Quay, Dublin, D02 R296,
                            Ireland
                      to:
                        symbol: USDC
                        type: wallet
                        wallet:
                          via: polygon
                          address: '0xabcdef1234567890abcdef1234567890abcdef12'
                      status: paused
                      created_at: '2026-05-25T10:30:00Z'
                      updated_at: '2026-05-25T11:00:00Z'
        '400':
          $ref: '#/components/responses/ConversionsInvalidWithdrawalAddressResponse'
          description: Validation error
        '401':
          $ref: '#/components/responses/ConversionsUnauthenticatedResponse'
          description: Authentication required
        '403':
          $ref: '#/components/responses/ConversionsForbiddenResponse'
          description: Forbidden
        '404':
          $ref: '#/components/responses/ConversionsNotFoundResponse'
          description: Not found
        '409':
          $ref: '#/components/responses/ConversionsRuleAlreadyDeletedResponse'
          description: Conflict
        '429':
          $ref: '#/components/responses/ConversionsResourceExhaustedResponse'
          description: Rate limit exceeded
        '500':
          $ref: '#/components/responses/ConversionsInternalResponse'
          description: Internal server error
        '501':
          $ref: '#/components/responses/ConversionsUnimplementedResponse'
          description: Error response
        '503':
          $ref: '#/components/responses/ConversionsUnavailableResponse'
          description: Service unavailable
        '504':
          $ref: '#/components/responses/ConversionsDeadlineExceededResponse'
          description: Deadline exceeded
      security:
        - ApiKey: []
          ApiSign: []
          ApiNonce: []
components:
  parameters:
    AccountId:
      name: account_id
      in: path
      required: true
      example: WVSD33HRMGSZUBM7
      schema:
        $ref: '#/components/schemas/AccountId'
  schemas:
    AssetSymbol:
      description: Symbol identifying an asset within its asset category.
      type: string
      minLength: 1
      maxLength: 16
    DateTime:
      description: RFC 3339 timestamp.
      type: string
      format: date-time
    AccountId:
      description: Globally unique public identifier for an account.
      type: string
      minLength: 14
      maxLength: 42
    BadRequestError:
      title: Bad Request
      description: Request validation failed or the request could not be processed.
      oneOf:
        - title: Bad Request
          allOf:
            - $ref: '#/components/schemas/PwsValidationErrorEnvelope'
            - type: object
              required:
                - error
              properties:
                error:
                  allOf:
                    - $ref: '#/components/schemas/PwsValidationError'
                    - type: object
                      required:
                        - status
                        - code
                      properties:
                        status:
                          type: integer
                          format: int32
                          const: 400
                        code:
                          type: string
                          enum:
                            - bad_request
        - title: Gateway
          description: >-
            Gateway-level validation failure returned before the request reaches
            the service.
          allOf:
            - $ref: '#/components/schemas/PwsValidationErrorEnvelope'
            - type: object
              required:
                - error
              properties:
                error:
                  allOf:
                    - $ref: '#/components/schemas/PwsValidationError'
                    - type: object
                      required:
                        - status
                        - code
                      properties:
                        type:
                          type: string
                          const: service_error
                        status:
                          type: integer
                          format: int32
                          const: 400
                        code:
                          type: string
                          const: gateway
    Conversions_ConversionInvalidWithdrawalAddressErrorResponse:
      description: >-
        The off-ramp destination bank account is missing or has an invalid field
        for the chosen withdrawal rail (e.g., `bic` is required for SEPA but
        absent). `causes[]` names each offending field and is non-empty.
      allOf:
        - $ref: '#/components/schemas/PwsValidationErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsValidationError'
                - type: object
                  required:
                    - status
                    - code
                    - causes
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 400
                    code:
                      type: string
                      enum:
                        - conversion_invalid_withdrawal_address
                    causes:
                      description: One entry per missing or invalid beneficiary bank field.
                      type: array
                      minItems: 1
                      items:
                        $ref: >-
                          #/components/schemas/Conversions_ConversionInvalidWithdrawalAddressCause
    UnauthenticatedError:
      title: Unauthenticated
      description: Authentication credentials are missing, invalid, or not accepted.
      oneOf:
        - title: Unauthenticated
          allOf:
            - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
            - type: object
              required:
                - error
              properties:
                error:
                  allOf:
                    - $ref: '#/components/schemas/PwsGeneralError'
                    - type: object
                      required:
                        - status
                        - code
                      properties:
                        status:
                          type: integer
                          format: int32
                          const: 401
                        code:
                          type: string
                          enum:
                            - unauthenticated
        - title: Gateway
          description: Authentication failure returned by the API gateway.
          allOf:
            - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
            - type: object
              required:
                - error
              properties:
                error:
                  allOf:
                    - $ref: '#/components/schemas/PwsGeneralError'
                    - type: object
                      required:
                        - status
                        - code
                      properties:
                        type:
                          type: string
                          const: service_error
                        status:
                          type: integer
                          format: int32
                          const: 401
                        code:
                          type: string
                          const: gateway
    ForbiddenError:
      title: Forbidden
      description: The caller is not allowed to perform this operation.
      oneOf:
        - title: Forbidden
          allOf:
            - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
            - type: object
              required:
                - error
              properties:
                error:
                  allOf:
                    - $ref: '#/components/schemas/PwsGeneralError'
                    - type: object
                      required:
                        - status
                        - code
                      properties:
                        status:
                          type: integer
                          format: int32
                          const: 403
                        code:
                          type: string
                          enum:
                            - forbidden
        - title: Gateway
          description: Authorization failure returned by the API gateway.
          allOf:
            - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
            - type: object
              required:
                - error
              properties:
                error:
                  allOf:
                    - $ref: '#/components/schemas/PwsGeneralError'
                    - type: object
                      required:
                        - status
                        - code
                      properties:
                        type:
                          type: string
                          const: service_error
                        status:
                          type: integer
                          format: int32
                          const: 403
                        code:
                          type: string
                          const: gateway
    Conversions_ConversionsNotFoundErrorResponse:
      description: The requested resource does not exist.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 404
                    code:
                      type: string
                      enum:
                        - not_found
    Conversions_RuleAlreadyDeletedErrorResponse:
      description: The conversion rule was already deleted.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 409
                    code:
                      type: string
                      enum:
                        - rule_already_deleted
    ResourceExhaustedError:
      description: The request was rate limited or a resource quota was exhausted.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 429
                    code:
                      type: string
                      enum:
                        - resource_exhausted
    InternalError:
      description: An unexpected server-side error occurred.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 500
                    code:
                      type: string
                      enum:
                        - internal
    UnimplementedError:
      description: The requested operation is not implemented.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 501
                    code:
                      type: string
                      enum:
                        - unimplemented
    UnavailableError:
      description: The service is temporarily unavailable.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 503
                    code:
                      type: string
                      enum:
                        - unavailable
    DeadlineExceededError:
      description: The request deadline was exceeded before a response could be produced.
      allOf:
        - $ref: '#/components/schemas/PwsGeneralErrorEnvelope'
        - type: object
          required:
            - error
          properties:
            error:
              allOf:
                - $ref: '#/components/schemas/PwsGeneralError'
                - type: object
                  required:
                    - status
                    - code
                  properties:
                    status:
                      type: integer
                      format: int32
                      const: 504
                    code:
                      type: string
                      enum:
                        - deadline_exceeded
    PwsValidationErrorEnvelope:
      description: Error envelope for request validation failures.
      type: object
      required:
        - error
      properties:
        error:
          $ref: '#/components/schemas/PwsValidationError'
          description: Validation error details.
    PwsValidationError:
      description: Standard PWS API error object for request validation failures.
      type: object
      required:
        - type
        - status
        - instance
        - code
      properties:
        type:
          description: Machine-readable error class.
          type: string
        status:
          description: HTTP status code returned for this error.
          type: integer
          format: int32
        instance:
          description: Request identifier for this specific error occurrence.
          type: string
        code:
          description: Stable machine-readable error code.
          type: string
        doc_url:
          description: Optional link to documentation for this error.
          type: string
          format: uri
        causes:
          description: Validation failures that contributed to the error.
          type: array
          items:
            $ref: '#/components/schemas/PwsErrorCause'
    Conversions_ConversionInvalidWithdrawalAddressCause:
      description: >-
        A single contributor to an invalid withdrawal address error. Each cause
        names one missing or invalid beneficiary bank field.
      type: object
      required:
        - field
        - message
      properties:
        field:
          description: >-
            Dot-notation path to the offending request field (e.g.,
            `to.bank_account.bic`).
          type: string
        message:
          description: >-
            Human-readable explanation of why the field is required or invalid
            for the chosen withdrawal rail.
          type: string
    PwsGeneralErrorEnvelope:
      description: Error envelope for operational or domain failures.
      type: object
      required:
        - error
      properties:
        error:
          $ref: '#/components/schemas/PwsGeneralError'
          description: General error details.
    PwsGeneralError:
      description: Standard PWS API error object for non-validation failures.
      allOf:
        - $ref: '#/components/schemas/PwsErrorBase'
        - type: object
          properties:
            causes:
              description: Additional error details, when present.
              type: array
              items:
                type: object
                additionalProperties: true
    PwsErrorCause:
      description: A single request validation failure.
      type: object
      required:
        - field
        - message
      properties:
        field:
          description: Dot-notation path to the offending request field.
          type: string
        message:
          description: Human-readable explanation of the failed validation rule.
          type: string
    PwsErrorBase:
      description: Common fields present on every PWS API error object.
      type: object
      required:
        - type
        - status
        - instance
        - code
      properties:
        type:
          description: Machine-readable error class.
          type: string
        status:
          description: HTTP status code returned for this error.
          type: integer
          format: int32
        instance:
          description: Request identifier for this specific error occurrence.
          type: string
        code:
          description: Stable machine-readable error code.
          type: string
        doc_url:
          description: Optional link to documentation for this error.
          type: string
          format: uri
  headers:
    TraceId:
      description: Trace identifier for the request. Include it when contacting support.
      schema:
        type: string
        example: 4bf92f3577b34da6a3ce929d0e0e4736
    StrictTransportSecurity:
      description: Enforces HTTPS for the duration specified by `max-age`.
      schema:
        type: string
        example: max-age=31536000; includeSubDomains; preload
    CacheControl:
      description: Prevents caching of sensitive financial data. Always `no-store`.
      schema:
        type: string
        enum:
          - no-store
        example: no-store
  responses:
    ConversionsInvalidWithdrawalAddressResponse:
      description: Request validation failed or the withdrawal destination is invalid.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            oneOf:
              - $ref: '#/components/schemas/BadRequestError'
                title: Bad Request
              - $ref: >-
                  #/components/schemas/Conversions_ConversionInvalidWithdrawalAddressErrorResponse
                title: Invalid withdrawal address
          examples:
            invalid-request:
              $ref: '#/components/examples/conversions-bad-request'
            invalid-withdrawal-address:
              $ref: '#/components/examples/conversions-invalid-withdrawal-address'
    ConversionsUnauthenticatedResponse:
      description: Authentication required.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/UnauthenticatedError'
          examples:
            authentication-failed:
              $ref: '#/components/examples/conversions-unauthenticated'
    ConversionsForbiddenResponse:
      description: Forbidden.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ForbiddenError'
          examples:
            caller-is-not-allowed:
              $ref: '#/components/examples/conversions-forbidden'
    ConversionsNotFoundResponse:
      description: The requested conversion resource was not found.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Conversions_ConversionsNotFoundErrorResponse'
          examples:
            conversion-resource-not-found:
              $ref: '#/components/examples/conversions-not-found'
    ConversionsRuleAlreadyDeletedResponse:
      description: The conversion rule was already deleted.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Conversions_RuleAlreadyDeletedErrorResponse'
          examples:
            rule-already-deleted:
              $ref: '#/components/examples/conversions-rule-already-deleted'
    ConversionsResourceExhaustedResponse:
      description: Rate limit exceeded.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ResourceExhaustedError'
          examples:
            rate-limit-exceeded:
              $ref: '#/components/examples/conversions-resource-exhausted'
    ConversionsInternalResponse:
      description: Internal server error.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/InternalError'
          examples:
            internal-error:
              $ref: '#/components/examples/conversions-internal'
    ConversionsUnimplementedResponse:
      description: Operation not implemented.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/UnimplementedError'
          examples:
            operation-not-implemented:
              $ref: '#/components/examples/conversions-unimplemented'
    ConversionsUnavailableResponse:
      description: Service unavailable.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/UnavailableError'
          examples:
            service-unavailable:
              $ref: '#/components/examples/conversions-unavailable'
    ConversionsDeadlineExceededResponse:
      description: Request deadline exceeded.
      headers:
        X-Trace-Id:
          $ref: '#/components/headers/TraceId'
        Strict-Transport-Security:
          $ref: '#/components/headers/StrictTransportSecurity'
        Cache-Control:
          $ref: '#/components/headers/CacheControl'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/DeadlineExceededError'
          examples:
            request-deadline-exceeded:
              $ref: '#/components/examples/conversions-deadline-exceeded'
  examples:
    conversions-bad-request:
      summary: Invalid request
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 400
          code: bad_request
          causes:
            - field: account_id
              message: must be a valid account identifier
    conversions-invalid-withdrawal-address:
      summary: Invalid withdrawal address
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 400
          code: conversion_invalid_withdrawal_address
          causes:
            - field: to.bank_account.bic
              message: is required for SEPA withdrawals
    conversions-unauthenticated:
      summary: Authentication failed
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 401
          code: unauthenticated
    conversions-forbidden:
      summary: Caller is not allowed
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 403
          code: forbidden
    conversions-not-found:
      summary: Conversion resource not found
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 404
          code: not_found
    conversions-rule-already-deleted:
      summary: Conversion rule already deleted
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 409
          code: rule_already_deleted
    conversions-resource-exhausted:
      summary: Rate limit exceeded
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 429
          code: resource_exhausted
    conversions-internal:
      summary: Internal server error
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 500
          code: internal
    conversions-unimplemented:
      summary: Operation not implemented
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 501
          code: unimplemented
    conversions-unavailable:
      summary: Service unavailable
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 503
          code: unavailable
    conversions-deadline-exceeded:
      summary: Request deadline exceeded
      value:
        error:
          type: conversions_error
          instance: 5f4d2a8e-91a4-4d6c-8a17-9b1e2c3f4a5b
          status: 504
          code: deadline_exceeded
  securitySchemes:
    ApiKey:
      type: apiKey
      in: header
      name: API-Key
      description: Your public API key. Identifies the partner making the request.
    ApiSign:
      type: apiKey
      in: header
      name: API-Sign
      description: HMAC signature over the request, computed with your private key.
    ApiNonce:
      type: apiKey
      in: header
      name: API-Nonce
      description: Monotonically increasing nonce included in the request signature.

````