> ## Documentation Index > Fetch the complete documentation index at: https://docs.lapyme.com.ar/llms.txt > Use this file to discover all available pages before exploring further. # Apply USD Treasury revaluation > Explicitly apply a reviewed preview token. Posts only functional ARS at month end and reverses it next month; USD quantities and historical carrying replay stay unchanged. A fresh key replaces the account/month pair after backdated changes; the same key replays its original result. Closed periods and stale previews reject atomically. Never automatic; review the preview before requesting apply. ## OpenAPI ````yaml /api-reference/openapi.json post /api/v1/treasury/usd-revaluations openapi: 3.1.0 info: title: La Pyme API description: >- Resources and workflows for purchases, sales, inventory, contacts, products, reports, and settings. version: 1.0.0 contact: name: La Pyme Support email: hola@lapyme.com.ar license: name: Proprietary url: https://lapyme.com.ar/terminos servers: - url: https://api.lapyme.com.ar description: Servidor de producción security: - bearerAuth: [] tags: - name: API description: Public API operations for La Pyme integrations. paths: /api/v1/treasury/usd-revaluations: post: tags: - API summary: Apply USD Treasury revaluation description: >- Explicitly apply a reviewed preview token. Posts only functional ARS at month end and reverses it next month; USD quantities and historical carrying replay stay unchanged. A fresh key replaces the account/month pair after backdated changes; the same key replays its original result. Closed periods and stale previews reject atomically. Never automatic; review the preview before requesting apply. operationId: applyApiUsdTreasuryRevaluation parameters: - name: Idempotency-Key in: header description: Clave estable para deduplicar reintentos de la misma operación. required: true schema: type: string requestBody: required: true content: application/json: schema: type: object properties: month: type: string pattern: ^\d{4}-(0[1-9]|1[0-2])$ bank_account_id: description: >- Omit to include all USD bank accounts, up to 32 per action; select one account for larger organizations. type: string format: uuid expected_preview_token: type: string pattern: ^[a-f0-9]{64}$ required: - month - expected_preview_token additionalProperties: false responses: '200': description: Treasury result or immutable replay content: application/json: schema: type: object required: - request_id - data properties: request_id: type: string data: type: object properties: object: type: string const: usd_treasury_revaluation id: type: string format: uuid month: type: string pattern: ^\d{4}-(0[1-9]|1[0-2])$ posting_date: type: string format: date reversal_date: type: string format: date currency: type: string const: USD functional_currency: type: string const: ARS rate: anyOf: - type: number exclusiveMinimum: 0 - type: 'null' rate_date: anyOf: - type: string format: date - type: 'null' preview_token: type: string accounts: type: array items: type: object properties: bank_account_id: type: string format: uuid bank_name: type: string account_name: type: string native_balance: type: integer carrying_value: type: integer revalued_value: type: integer adjustment: type: integer current_value: type: integer previous_adjustment: type: integer net_change: type: integer status: $ref: '#/components/schemas/ApiSharedEnume890e5308b' replaces_entry_ids: maxItems: 2 type: array items: type: string format: uuid entry_id: anyOf: - type: string format: uuid - type: 'null' reversal_entry_id: anyOf: - type: string format: uuid - type: 'null' required: - bank_account_id - bank_name - account_name - native_balance - carrying_value - revalued_value - adjustment - current_value - previous_adjustment - net_change - status - replaces_entry_ids - entry_id - reversal_entry_id additionalProperties: false required: - object - id - month - posting_date - reversal_date - currency - functional_currency - rate - rate_date - preview_token - accounts additionalProperties: false '400': description: Statement request could not be completed content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] '401': description: Statement request could not be completed content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] '403': description: Statement request could not be completed content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] '404': description: Statement request could not be completed content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] '409': description: Idempotency or statement state conflict content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Idempotency or statement state conflict retryable: false details: [] '422': description: Statement request could not be completed content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] '429': description: Statement request could not be completed content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] '503': description: >- Statement request could not be completed Verificación de credenciales temporalmente ocupada; reintentá sin cambiar la operación ni su Idempotency-Key. content: application/json: schema: $ref: '#/components/schemas/ApiErrorEnvelope' examples: default: summary: INVALID_REQUEST value: request_id: req_error_1 error: type: invalid_request_error code: INVALID_REQUEST message: Statement request could not be completed retryable: false details: [] authentication_capacity: summary: Verificación temporalmente ocupada value: request_id: req_auth_capacity_1 error: type: api_error code: INTERNAL_ERROR message: >- La verificación de credenciales está ocupada. Reintentá más tarde. retryable: true details: [] headers: Retry-After: description: >- Segundos de espera. La verificación de credenciales indica 1; otras dependencias pueden indicar otro valor. schema: type: string example: '1' Cache-Control: description: La verificación de credenciales indica no-store. schema: type: string example: no-store components: schemas: ApiSharedEnume890e5308b: type: string enum: - no_balance - unchanged - adjustment ApiErrorEnvelope: type: object properties: request_id: type: string error: type: object properties: type: type: string enum: - api_error - authentication_error - authorization_error - business_error - external_dependency_error - idempotency_error - invalid_request_error - rate_limit_error code: type: string message: type: string retryable: type: boolean details: type: array items: type: object properties: field: type: string code: type: string message: type: string metadata: type: object propertyNames: type: string additionalProperties: type: - string - number - boolean - 'null' required: - code - message additionalProperties: false required: - type - code - message - retryable - details additionalProperties: false required: - request_id - error additionalProperties: false securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: API Key description: Incluí tu API key en el header Authorization con el prefijo Bearer. ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.