curl --request POST \
  --url https://api.plais-sandbox.finventi.com/api/v1/balances \
  --header 'Content-Type: application/json' \
  --data '
{
  "balances": [
    {
      "amount": 10000,
      "currency": "EUR",
      "payer": {
        "account": "DE12345678901234567890",
        "bic": "HABALT22TIP",
        "member_code": "<string>",
        "name": "John Doe"
      }
    }
  ]
}
'

import requests

url = "https://api.plais-sandbox.finventi.com/api/v1/balances"

payload = { "balances": [
        {
            "amount": 10000,
            "currency": "EUR",
            "payer": {
                "account": "DE12345678901234567890",
                "bic": "HABALT22TIP",
                "member_code": "<string>",
                "name": "John Doe"
            }
        }
    ] }
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    balances: [
      {
        amount: 10000,
        currency: 'EUR',
        payer: {
          account: 'DE12345678901234567890',
          bic: 'HABALT22TIP',
          member_code: '<string>',
          name: 'John Doe'
        }
      }
    ]
  })
};

fetch('https://api.plais-sandbox.finventi.com/api/v1/balances', 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.plais-sandbox.finventi.com/api/v1/balances",
  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([
    'balances' => [
        [
                'amount' => 10000,
                'currency' => 'EUR',
                'payer' => [
                                'account' => 'DE12345678901234567890',
                                'bic' => 'HABALT22TIP',
                                'member_code' => '<string>',
                                'name' => 'John Doe'
                ]
        ]
    ]
  ]),
  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.plais-sandbox.finventi.com/api/v1/balances"

	payload := strings.NewReader("{\n  \"balances\": [\n    {\n      \"amount\": 10000,\n      \"currency\": \"EUR\",\n      \"payer\": {\n        \"account\": \"DE12345678901234567890\",\n        \"bic\": \"HABALT22TIP\",\n        \"member_code\": \"<string>\",\n        \"name\": \"John Doe\"\n      }\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", 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.post("https://api.plais-sandbox.finventi.com/api/v1/balances")
  .header("Content-Type", "application/json")
  .body("{\n  \"balances\": [\n    {\n      \"amount\": 10000,\n      \"currency\": \"EUR\",\n      \"payer\": {\n        \"account\": \"DE12345678901234567890\",\n        \"bic\": \"HABALT22TIP\",\n        \"member_code\": \"<string>\",\n        \"name\": \"John Doe\"\n      }\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.plais-sandbox.finventi.com/api/v1/balances")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"balances\": [\n    {\n      \"amount\": 10000,\n      \"currency\": \"EUR\",\n      \"payer\": {\n        \"account\": \"DE12345678901234567890\",\n        \"bic\": \"HABALT22TIP\",\n        \"member_code\": \"<string>\",\n        \"name\": \"John Doe\"\n      }\n    }\n  ]\n}"

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

{
  "result": {
    "accepted": 123
  }
}

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

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