Factuarea API
Invoices

Preview a payment reminder email

Renders the HTML, subject, and resolved recipients of the reminder email without sending it. Same override fields as send-reminder.

POST
/invoices/{invoice}/reminder-preview
AuthorizationBearer <token>

In: header

Path Parameters

invoice*string

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

application/json

application/json

application/json

application/json

application/json

import { Factuarea } from "@factuarea/sdk";const factuarea = new Factuarea({ apiKey: process.env.FACTUAREA_API_KEY! });const result = await factuarea.invoices.reminderPreview("01931b3e-7c4a-7f2e-9a8b-3c5d6e7f8a01", {    // request body — see the schema below  });
{
  "data": {
    "subject": "Recordatorio de pago - Factura FAC-2026-00042",
    "html": "<p>Estimado cliente, le recordamos que la factura <strong>FAC-2026-00042</strong> por importe de 1210,00 € venció el 14/04/2026 y está pendiente de pago.</p>",
    "from": "facturacion@tuempresa.com",
    "from_name": "Tu Empresa SL",
    "to": "cliente@acme.es",
    "cc": [],
    "bcc": [],
    "status": "overdue",
    "invoice_number": "FAC-2026-00042",
    "total": 1210,
    "due_date": "2026-04-14",
    "public_url": "https://app.factuarea.com/d/9f3c1a7e-2b8d-4c6f-9e1a-7d5b3c2e8f04",
    "public_link_active": true,
    "public_link_expires_at": "2026-09-15T23:59:59Z",
    "reminders_sent": 1,
    "last_reminder_sent_at": "2026-04-20T09:00:00Z",
    "cooldown_active": false
  }
}

{
  "error": {
    "type": "authentication_error",
    "code": "missing_api_key",
    "message": "No se ha proporcionado una API key válida en el header Authorization.",
    "param": null,
    "doc_url": "https://docs.factuarea.com/guides/errors#missing_api_key",
    "request_id": "req_01HKQS5N8VR7QXJ9K3T6BWPMZA"
  }
}

{
  "error": {
    "type": "authorization_error",
    "code": "insufficient_scope",
    "message": "Esta API key no tiene el scope requerido para esta operación.",
    "param": null,
    "doc_url": "https://docs.factuarea.com/guides/errors#insufficient_scope",
    "request_id": "req_01HKQS5NBC3P8M1KX4V7SLNHQD"
  }
}

{
  "error": {
    "type": "invalid_request_error",
    "code": "parameter_invalid",
    "message": "El campo `name` es obligatorio y no puede estar vacío.",
    "param": "name",
    "doc_url": "https://docs.factuarea.com/guides/errors#parameter_invalid",
    "request_id": "req_01HKQS5NGS8Z3T6Q1D2E7FYVSI"
  }
}

{
  "error": {
    "type": "rate_limit_error",
    "code": "rate_limit_exceeded",
    "message": "Has excedido el rate limit de 60 peticiones por minuto. Reintenta tras 30 segundos.",
    "param": null,
    "doc_url": "https://docs.factuarea.com/guides/errors#rate_limit_exceeded",
    "request_id": "req_01HKQS5NKW1C6W9T4G5H0JBZVL"
  }
}

{
  "error": {
    "type": "api_error",
    "code": "internal_error",
    "message": "Ha ocurrido un error inesperado. Si persiste, contacta con soporte adjuntando el request_id.",
    "param": null,
    "doc_url": "https://docs.factuarea.com/guides/errors#internal_error",
    "request_id": "req_01HKQS5NLX2D7X0U5H6J1KCAWM"
  }
}