curl --request POST \
  --url https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "currency": "EUR"
}
'

import requests

url = "https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency"

payload = { "currency": "EUR" }
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({currency: 'EUR'})
};

fetch('https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'currency' => 'EUR'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency"

	payload := strings.NewReader("{\n  \"currency\": \"EUR\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-api-key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"currency\": \"EUR\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://app.herondata.io/api/integrations/pdfs/{heron_id}/update_currency")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"currency\": \"EUR\"\n}"

response = http.request(request)
puts response.read_body

{
  "ok": true,
  "pdf": {
    "account_id": "checking_account_202348",
    "created": "2026-07-24T18:38:39.196108",
    "currency": "USD",
    "data_source": {
      "heron_id": "<string>",
      "is_enabled": true
    },
    "end_user": {
      "heron_id": "eus_T9sTohaymJ7QvPubVFDjYc"
    },
    "filename": "my-favourite.pdf",
    "heron_id": "pdf_EMw65JhBZRTuTzPpvjuxto",
    "is_image_based": true,
    "last_updated": "2026-07-24T18:38:39.196150",
    "notes": "failed to send to external OCR provider",
    "parsing_version": "<string>",
    "reference_id": "my-favourite-pdf",
    "statements": [
      {
        "data_source_account": {
          "heron_id": "<string>",
          "is_enabled": true
        },
        "exclude": true,
        "invalid_transaction_partials": [
          {
            "amount": 123,
            "balance": 123,
            "bounds": {
              "page": 123,
              "x_max": 123,
              "x_min": 123,
              "y_max": 123,
              "y_min": 123
            },
            "currency": "<string>",
            "description": "<string>",
            "ocr_suspect": true,
            "reference_id": "<string>",
            "timestamp": "2023-11-07T05:31:56Z",
            "transaction_code": "<string>"
          }
        ],
        "summary": {
          "end_balance": 123,
          "num_credits": 123,
          "num_debits": 123,
          "num_transactions": 123,
          "reconciled": true,
          "start_balance": 123,
          "total_credits": 123,
          "total_debits": 123,
          "account_number": "<string>",
          "account_title": "<string>",
          "bank_name": "<string>",
          "company": "<string>",
          "currency": "<string>",
          "fraud_reasons": [
            "<string>"
          ],
          "fraud_score": 123,
          "is_business_account": true,
          "is_ocr": true,
          "max_resolution": 123,
          "min_resolution": 123,
          "statement_end_date": "2023-11-07T05:31:56Z",
          "statement_start_date": "2023-11-07T05:31:56Z",
          "unreconciled_end_balance": 123,
          "web_report": true
        },
        "transaction_partials": [
          {
            "amount": 123,
            "description": "<string>",
            "timestamp": "2023-11-07T05:31:56Z",
            "balance": 123,
            "bounds": {
              "page": 123,
              "x_max": 123,
              "x_min": 123,
              "y_max": 123,
              "y_min": 123
            },
            "currency": "<string>",
            "ocr_suspect": true,
            "reference_id": "<string>",
            "transaction_code": "<string>"
          }
        ]
      }
    ],
    "status": "processed"
  },
  "request_id": "<string>"
}