curl --request POST \
  --url https://api.balansas.com/functions/v1/customer-api/payees \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "name": "<string>",
  "address": {
    "line1": "<string>",
    "city": "<string>",
    "postalCode": "<string>",
    "country": "<string>",
    "line2": "<string>",
    "stateRegion": "<string>"
  },
  "bankDetails": {
    "iban": "<string>",
    "bic": "<string>",
    "sortCode": "<string>",
    "accountNumber": "<string>",
    "routingNumber": "<string>",
    "accountHolderName": "<string>",
    "bankName": "<string>",
    "bankAddressLine1": "<string>",
    "bankAddressCity": "<string>",
    "bankAddressPostalCode": "<string>",
    "bankAddressCountry": "<string>",
    "intermediaryBicSwift": "<string>",
    "intermediaryBankName": "<string>",
    "intermediaryBankAddressLine1": "<string>",
    "intermediaryBankAddressCity": "<string>",
    "intermediaryBankAddressPostalCode": "<string>",
    "intermediaryBankAddressCountry": "<string>"
  },
  "endUserId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "umbrellaLinkId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

import requests

url = "https://api.balansas.com/functions/v1/customer-api/payees"

payload = {
    "name": "<string>",
    "address": {
        "line1": "<string>",
        "city": "<string>",
        "postalCode": "<string>",
        "country": "<string>",
        "line2": "<string>",
        "stateRegion": "<string>"
    },
    "bankDetails": {
        "iban": "<string>",
        "bic": "<string>",
        "sortCode": "<string>",
        "accountNumber": "<string>",
        "routingNumber": "<string>",
        "accountHolderName": "<string>",
        "bankName": "<string>",
        "bankAddressLine1": "<string>",
        "bankAddressCity": "<string>",
        "bankAddressPostalCode": "<string>",
        "bankAddressCountry": "<string>",
        "intermediaryBicSwift": "<string>",
        "intermediaryBankName": "<string>",
        "intermediaryBankAddressLine1": "<string>",
        "intermediaryBankAddressCity": "<string>",
        "intermediaryBankAddressPostalCode": "<string>",
        "intermediaryBankAddressCountry": "<string>"
    },
    "endUserId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "umbrellaLinkId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
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({
    name: '<string>',
    address: {
      line1: '<string>',
      city: '<string>',
      postalCode: '<string>',
      country: '<string>',
      line2: '<string>',
      stateRegion: '<string>'
    },
    bankDetails: {
      iban: '<string>',
      bic: '<string>',
      sortCode: '<string>',
      accountNumber: '<string>',
      routingNumber: '<string>',
      accountHolderName: '<string>',
      bankName: '<string>',
      bankAddressLine1: '<string>',
      bankAddressCity: '<string>',
      bankAddressPostalCode: '<string>',
      bankAddressCountry: '<string>',
      intermediaryBicSwift: '<string>',
      intermediaryBankName: '<string>',
      intermediaryBankAddressLine1: '<string>',
      intermediaryBankAddressCity: '<string>',
      intermediaryBankAddressPostalCode: '<string>',
      intermediaryBankAddressCountry: '<string>'
    },
    endUserId: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
    umbrellaLinkId: '3c90c3cc-0d44-4b50-8888-8dd25736052a'
  })
};

fetch('https://api.balansas.com/functions/v1/customer-api/payees', 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.balansas.com/functions/v1/customer-api/payees",
  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([
    'name' => '<string>',
    'address' => [
        'line1' => '<string>',
        'city' => '<string>',
        'postalCode' => '<string>',
        'country' => '<string>',
        'line2' => '<string>',
        'stateRegion' => '<string>'
    ],
    'bankDetails' => [
        'iban' => '<string>',
        'bic' => '<string>',
        'sortCode' => '<string>',
        'accountNumber' => '<string>',
        'routingNumber' => '<string>',
        'accountHolderName' => '<string>',
        'bankName' => '<string>',
        'bankAddressLine1' => '<string>',
        'bankAddressCity' => '<string>',
        'bankAddressPostalCode' => '<string>',
        'bankAddressCountry' => '<string>',
        'intermediaryBicSwift' => '<string>',
        'intermediaryBankName' => '<string>',
        'intermediaryBankAddressLine1' => '<string>',
        'intermediaryBankAddressCity' => '<string>',
        'intermediaryBankAddressPostalCode' => '<string>',
        'intermediaryBankAddressCountry' => '<string>'
    ],
    'endUserId' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
    'umbrellaLinkId' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
  ]),
  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://api.balansas.com/functions/v1/customer-api/payees"

	payload := strings.NewReader("{\n  \"name\": \"<string>\",\n  \"address\": {\n    \"line1\": \"<string>\",\n    \"city\": \"<string>\",\n    \"postalCode\": \"<string>\",\n    \"country\": \"<string>\",\n    \"line2\": \"<string>\",\n    \"stateRegion\": \"<string>\"\n  },\n  \"bankDetails\": {\n    \"iban\": \"<string>\",\n    \"bic\": \"<string>\",\n    \"sortCode\": \"<string>\",\n    \"accountNumber\": \"<string>\",\n    \"routingNumber\": \"<string>\",\n    \"accountHolderName\": \"<string>\",\n    \"bankName\": \"<string>\",\n    \"bankAddressLine1\": \"<string>\",\n    \"bankAddressCity\": \"<string>\",\n    \"bankAddressPostalCode\": \"<string>\",\n    \"bankAddressCountry\": \"<string>\",\n    \"intermediaryBicSwift\": \"<string>\",\n    \"intermediaryBankName\": \"<string>\",\n    \"intermediaryBankAddressLine1\": \"<string>\",\n    \"intermediaryBankAddressCity\": \"<string>\",\n    \"intermediaryBankAddressPostalCode\": \"<string>\",\n    \"intermediaryBankAddressCountry\": \"<string>\"\n  },\n  \"endUserId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n  \"umbrellaLinkId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\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://api.balansas.com/functions/v1/customer-api/payees")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"<string>\",\n  \"address\": {\n    \"line1\": \"<string>\",\n    \"city\": \"<string>\",\n    \"postalCode\": \"<string>\",\n    \"country\": \"<string>\",\n    \"line2\": \"<string>\",\n    \"stateRegion\": \"<string>\"\n  },\n  \"bankDetails\": {\n    \"iban\": \"<string>\",\n    \"bic\": \"<string>\",\n    \"sortCode\": \"<string>\",\n    \"accountNumber\": \"<string>\",\n    \"routingNumber\": \"<string>\",\n    \"accountHolderName\": \"<string>\",\n    \"bankName\": \"<string>\",\n    \"bankAddressLine1\": \"<string>\",\n    \"bankAddressCity\": \"<string>\",\n    \"bankAddressPostalCode\": \"<string>\",\n    \"bankAddressCountry\": \"<string>\",\n    \"intermediaryBicSwift\": \"<string>\",\n    \"intermediaryBankName\": \"<string>\",\n    \"intermediaryBankAddressLine1\": \"<string>\",\n    \"intermediaryBankAddressCity\": \"<string>\",\n    \"intermediaryBankAddressPostalCode\": \"<string>\",\n    \"intermediaryBankAddressCountry\": \"<string>\"\n  },\n  \"endUserId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n  \"umbrellaLinkId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.balansas.com/functions/v1/customer-api/payees")

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  \"name\": \"<string>\",\n  \"address\": {\n    \"line1\": \"<string>\",\n    \"city\": \"<string>\",\n    \"postalCode\": \"<string>\",\n    \"country\": \"<string>\",\n    \"line2\": \"<string>\",\n    \"stateRegion\": \"<string>\"\n  },\n  \"bankDetails\": {\n    \"iban\": \"<string>\",\n    \"bic\": \"<string>\",\n    \"sortCode\": \"<string>\",\n    \"accountNumber\": \"<string>\",\n    \"routingNumber\": \"<string>\",\n    \"accountHolderName\": \"<string>\",\n    \"bankName\": \"<string>\",\n    \"bankAddressLine1\": \"<string>\",\n    \"bankAddressCity\": \"<string>\",\n    \"bankAddressPostalCode\": \"<string>\",\n    \"bankAddressCountry\": \"<string>\",\n    \"intermediaryBicSwift\": \"<string>\",\n    \"intermediaryBankName\": \"<string>\",\n    \"intermediaryBankAddressLine1\": \"<string>\",\n    \"intermediaryBankAddressCity\": \"<string>\",\n    \"intermediaryBankAddressPostalCode\": \"<string>\",\n    \"intermediaryBankAddressCountry\": \"<string>\"\n  },\n  \"endUserId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n  \"umbrellaLinkId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n}"

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

{
  "data": {
    "id": "7c4e9a10-2b3d-4f56-8a90-1c2d3e4f5a6b",
    "fr_payee_id": "pay_8Hd2Km",
    "payee_name": "Jane Supplier Ltd",
    "currency": "GBP",
    "status": "active",
    "account_number": "GB29NWBK60161331926819",
    "sort_code": "04-00-04",
    "swift": "NWBKGB2L",
    "bank_name": "NatWest",
    "address_line1": "10 Downing St",
    "address_line2": "Floor 2",
    "city": "London",
    "state_region": "Greater London",
    "postal_code": "SW1A 2AA",
    "country_code": "GB",
    "end_user_id": "3f8a1c2d-4b5e-4f60-9a71-2b3c4d5e6f70",
    "requires_vop": false,
    "fr_owner_business_id": "busi_8Jh2KdLm5Qx",
    "created_at": "2026-05-28T11:02:09.456Z"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  }
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "details": "<unknown>"
  }
}