curl --request PATCH \
  --url https://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id} \
  --header 'Content-Type: application/json' \
  --data '
{
  "accountHolderName": "Jane A. Doe",
  "accountHolderNameAliases": "Jane Doe",
  "clientAccountId": "acc_001A",
  "organisationIdentification": {
    "lei": "3423455234Y45D34",
    "bic": "DEUTDEFFXXX",
    "other": {
      "identification": "123-AS-323",
      "schemeNameCode": "DUNS",
      "schemeNameProprietary": "LocalRegistry",
      "issuer": "ChamberOfCommerce"
    }
  }
}
'

import requests

url = "https://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id}"

payload = {
    "accountHolderName": "Jane A. Doe",
    "accountHolderNameAliases": "Jane Doe",
    "clientAccountId": "acc_001A",
    "organisationIdentification": {
        "lei": "3423455234Y45D34",
        "bic": "DEUTDEFFXXX",
        "other": {
            "identification": "123-AS-323",
            "schemeNameCode": "DUNS",
            "schemeNameProprietary": "LocalRegistry",
            "issuer": "ChamberOfCommerce"
        }
    }
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    accountHolderName: 'Jane A. Doe',
    accountHolderNameAliases: 'Jane Doe',
    clientAccountId: 'acc_001A',
    organisationIdentification: {
      lei: '3423455234Y45D34',
      bic: 'DEUTDEFFXXX',
      other: {
        identification: '123-AS-323',
        schemeNameCode: 'DUNS',
        schemeNameProprietary: 'LocalRegistry',
        issuer: 'ChamberOfCommerce'
      }
    }
  })
};

fetch('https://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id}', 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://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'accountHolderName' => 'Jane A. Doe',
    'accountHolderNameAliases' => 'Jane Doe',
    'clientAccountId' => 'acc_001A',
    'organisationIdentification' => [
        'lei' => '3423455234Y45D34',
        'bic' => 'DEUTDEFFXXX',
        'other' => [
                'identification' => '123-AS-323',
                'schemeNameCode' => 'DUNS',
                'schemeNameProprietary' => 'LocalRegistry',
                'issuer' => 'ChamberOfCommerce'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id}"

	payload := strings.NewReader("{\n  \"accountHolderName\": \"Jane A. Doe\",\n  \"accountHolderNameAliases\": \"Jane Doe\",\n  \"clientAccountId\": \"acc_001A\",\n  \"organisationIdentification\": {\n    \"lei\": \"3423455234Y45D34\",\n    \"bic\": \"DEUTDEFFXXX\",\n    \"other\": {\n      \"identification\": \"123-AS-323\",\n      \"schemeNameCode\": \"DUNS\",\n      \"schemeNameProprietary\": \"LocalRegistry\",\n      \"issuer\": \"ChamberOfCommerce\"\n    }\n  }\n}")

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

	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.patch("https://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id}")
  .header("Content-Type", "application/json")
  .body("{\n  \"accountHolderName\": \"Jane A. Doe\",\n  \"accountHolderNameAliases\": \"Jane Doe\",\n  \"clientAccountId\": \"acc_001A\",\n  \"organisationIdentification\": {\n    \"lei\": \"3423455234Y45D34\",\n    \"bic\": \"DEUTDEFFXXX\",\n    \"other\": {\n      \"identification\": \"123-AS-323\",\n      \"schemeNameCode\": \"DUNS\",\n      \"schemeNameProprietary\": \"LocalRegistry\",\n      \"issuer\": \"ChamberOfCommerce\"\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.pgw-sandbox.finventi.com/account-service/v2/accounts/{id}")

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

request = Net::HTTP::Patch.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"accountHolderName\": \"Jane A. Doe\",\n  \"accountHolderNameAliases\": \"Jane Doe\",\n  \"clientAccountId\": \"acc_001A\",\n  \"organisationIdentification\": {\n    \"lei\": \"3423455234Y45D34\",\n    \"bic\": \"DEUTDEFFXXX\",\n    \"other\": {\n      \"identification\": \"123-AS-323\",\n      \"schemeNameCode\": \"DUNS\",\n      \"schemeNameProprietary\": \"LocalRegistry\",\n      \"issuer\": \"ChamberOfCommerce\"\n    }\n  }\n}"

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

{
  "id": 1,
  "clientAccountId": "acc_001",
  "iban": "LT121000011111111111",
  "accountType": "PRIVATE",
  "accountHolderName": "Jane Doe",
  "status": "OPEN",
  "createdAt": "2025-09-10T13:43:40.758Z",
  "updatedAt": "2025-09-10T13:55:40.758Z",
  "ibanMetadata": {
    "countryCode": "LT",
    "bankCode": "70440",
    "accountCode": "1869"
  },
  "accountHolderNameAliases": [
    "HGRP"
  ],
  "organisationIdentification": {
    "lei": "3423455234Y45D34",
    "bic": "DEUTDEFFXXX",
    "other": {
      "identification": "123-AS-323",
      "schemeNameProprietary": "LocalRegistry",
      "issuer": "ChamberOfCommerce"
    }
  }
}

{
  "code": "<string>",
  "message": "<string>",
  "data": {
    "errors": [
      {
        "field_name": "<string>",
        "value": "<string>",
        "code": "<string>",
        "message": "<string>"
      }
    ],
    "message": "<string>"
  }
}

{
  "code": "<string>",
  "message": "<string>",
  "data": {
    "errors": [
      {
        "field_name": "<string>",
        "value": "<string>",
        "code": "<string>",
        "message": "<string>"
      }
    ],
    "message": "<string>"
  }
}

{
  "code": "<string>",
  "message": "<string>",
  "data": {
    "errors": [
      {
        "field_name": "<string>",
        "value": "<string>",
        "code": "<string>",
        "message": "<string>"
      }
    ],
    "message": "<string>"
  }
}