curl --request POST \
  --url https://api.example.com/api/bill-payments \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --header 'organization-id: <organization-id>' \
  --data '
{
  "vendorId": 1,
  "amount": 100,
  "paymentAccountId": 1,
  "paymentNumber": "123456",
  "paymentDate": "2021-01-01",
  "exchangeRate": 1,
  "statement": "123456",
  "entries": [
    {
      "billId": 1,
      "paymentAmount": 100
    }
  ],
  "branchId": 1,
  "attachments": [
    {
      "id": 1,
      "type": "bill"
    }
  ]
}
'

import requests

url = "https://api.example.com/api/bill-payments"

payload = {
    "vendorId": 1,
    "amount": 100,
    "paymentAccountId": 1,
    "paymentNumber": "123456",
    "paymentDate": "2021-01-01",
    "exchangeRate": 1,
    "statement": "123456",
    "entries": [
        {
            "billId": 1,
            "paymentAmount": 100
        }
    ],
    "branchId": 1,
    "attachments": [
        {
            "id": 1,
            "type": "bill"
        }
    ]
}
headers = {
    "Authorization": "<authorization>",
    "organization-id": "<organization-id>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    Authorization: '<authorization>',
    'organization-id': '<organization-id>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    vendorId: 1,
    amount: 100,
    paymentAccountId: 1,
    paymentNumber: '123456',
    paymentDate: '2021-01-01',
    exchangeRate: 1,
    statement: '123456',
    entries: [{billId: 1, paymentAmount: 100}],
    branchId: 1,
    attachments: [{id: 1, type: 'bill'}]
  })
};

fetch('https://api.example.com/api/bill-payments', 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.example.com/api/bill-payments",
  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([
    'vendorId' => 1,
    'amount' => 100,
    'paymentAccountId' => 1,
    'paymentNumber' => '123456',
    'paymentDate' => '2021-01-01',
    'exchangeRate' => 1,
    'statement' => '123456',
    'entries' => [
        [
                'billId' => 1,
                'paymentAmount' => 100
        ]
    ],
    'branchId' => 1,
    'attachments' => [
        [
                'id' => 1,
                'type' => 'bill'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: application/json",
    "organization-id: <organization-id>"
  ],
]);

$response = curl_exec($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.example.com/api/bill-payments"

	payload := strings.NewReader("{\n  \"vendorId\": 1,\n  \"amount\": 100,\n  \"paymentAccountId\": 1,\n  \"paymentNumber\": \"123456\",\n  \"paymentDate\": \"2021-01-01\",\n  \"exchangeRate\": 1,\n  \"statement\": \"123456\",\n  \"entries\": [\n    {\n      \"billId\": 1,\n      \"paymentAmount\": 100\n    }\n  ],\n  \"branchId\": 1,\n  \"attachments\": [\n    {\n      \"id\": 1,\n      \"type\": \"bill\"\n    }\n  ]\n}")

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

	req.Header.Add("Authorization", "<authorization>")
	req.Header.Add("organization-id", "<organization-id>")
	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.example.com/api/bill-payments")
  .header("Authorization", "<authorization>")
  .header("organization-id", "<organization-id>")
  .header("Content-Type", "application/json")
  .body("{\n  \"vendorId\": 1,\n  \"amount\": 100,\n  \"paymentAccountId\": 1,\n  \"paymentNumber\": \"123456\",\n  \"paymentDate\": \"2021-01-01\",\n  \"exchangeRate\": 1,\n  \"statement\": \"123456\",\n  \"entries\": [\n    {\n      \"billId\": 1,\n      \"paymentAmount\": 100\n    }\n  ],\n  \"branchId\": 1,\n  \"attachments\": [\n    {\n      \"id\": 1,\n      \"type\": \"bill\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/bill-payments")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<authorization>'
request["organization-id"] = '<organization-id>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"vendorId\": 1,\n  \"amount\": 100,\n  \"paymentAccountId\": 1,\n  \"paymentNumber\": \"123456\",\n  \"paymentDate\": \"2021-01-01\",\n  \"exchangeRate\": 1,\n  \"statement\": \"123456\",\n  \"entries\": [\n    {\n      \"billId\": 1,\n      \"paymentAmount\": 100\n    }\n  ],\n  \"branchId\": 1,\n  \"attachments\": [\n    {\n      \"id\": 1,\n      \"type\": \"bill\"\n    }\n  ]\n}"

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