{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "description": "spanish residential electricity invoice (factura de electricidad) with a billing-summary charge breakdown (resumen de facturacion) that reconciles to the total a pagar. extract values exactly as printed; convert decimal commas to numeric dots (80,95 -> 80.95).",
  "properties": {
    "numeroFactura": {
      "type": "string",
      "description": "the invoice number as printed under numero de factura."
    },
    "cups": {
      "type": "string",
      "description": "the supply point identification code (CUPS) exactly as printed, including spaces."
    },
    "periodoFacturacionStart": {
      "type": "string",
      "description": "start date of the billing period (periodo de facturacion) in YYYY-MM-DD format."
    },
    "periodoFacturacionEnd": {
      "type": "string",
      "description": "end date of the billing period (periodo de facturacion) in YYYY-MM-DD format."
    },
    "consumoKwh": {
      "type": "number",
      "description": "total metered electricity consumption in kWh for the period."
    },
    "charges": {
      "type": "array",
      "description": "the resumen de facturacion charge lines, each a spanish charge label and its amount in euros. exclude the total/summary row (total a pagar).",
      "items": {
        "type": "object",
        "properties": {
          "description": {
            "type": "string",
            "description": "the spanish charge label exactly as printed on the line."
          },
          "amount": {
            "type": "number",
            "description": "the charge amount in euros as a number, decimal comma converted to dot, no currency symbol."
          }
        }
      }
    },
    "baseImponible": {
      "type": "number",
      "description": "the taxable base (importe total before IVA) in euros as a number."
    },
    "iva": {
      "type": "number",
      "description": "the IVA (VAT) amount in euros as a number."
    },
    "totalAPagar": {
      "type": "number",
      "description": "the total amount due (total a pagar) in euros as a number, equal to the sum of the charge lines."
    }
  }
}