curl --request POST \
  --url https://spark.test.woodcore.co/api/v2/loans/calculate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "clientId": 1092,
  "createdDate": "15 March 2022",
  "duration": 12,
  "durationBy": "Month",
  "expectedDisbursementDate": "15 March 2022",
  "interestRate": 5,
  "interestType": "Flat",
  "linkDepositAccountId": 1,
  "numberOfRepayments": 12,
  "principal": 500000,
  "productId": 1,
  "repaymentEvery": 1,
  "repaymentFrequency": "Monthly"
}
'

import requests

url = "https://spark.test.woodcore.co/api/v2/loans/calculate"

payload = {
    "clientId": 1092,
    "createdDate": "15 March 2022",
    "duration": 12,
    "durationBy": "Month",
    "expectedDisbursementDate": "15 March 2022",
    "interestRate": 5,
    "interestType": "Flat",
    "linkDepositAccountId": 1,
    "numberOfRepayments": 12,
    "principal": 500000,
    "productId": 1,
    "repaymentEvery": 1,
    "repaymentFrequency": "Monthly"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    clientId: 1092,
    createdDate: '15 March 2022',
    duration: 12,
    durationBy: 'Month',
    expectedDisbursementDate: '15 March 2022',
    interestRate: 5,
    interestType: 'Flat',
    linkDepositAccountId: 1,
    numberOfRepayments: 12,
    principal: 500000,
    productId: 1,
    repaymentEvery: 1,
    repaymentFrequency: 'Monthly'
  })
};

fetch('https://spark.test.woodcore.co/api/v2/loans/calculate', 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://spark.test.woodcore.co/api/v2/loans/calculate",
  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([
    'clientId' => 1092,
    'createdDate' => '15 March 2022',
    'duration' => 12,
    'durationBy' => 'Month',
    'expectedDisbursementDate' => '15 March 2022',
    'interestRate' => 5,
    'interestType' => 'Flat',
    'linkDepositAccountId' => 1,
    'numberOfRepayments' => 12,
    'principal' => 500000,
    'productId' => 1,
    'repaymentEvery' => 1,
    'repaymentFrequency' => 'Monthly'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "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://spark.test.woodcore.co/api/v2/loans/calculate"

	payload := strings.NewReader("{\n  \"clientId\": 1092,\n  \"createdDate\": \"15 March 2022\",\n  \"duration\": 12,\n  \"durationBy\": \"Month\",\n  \"expectedDisbursementDate\": \"15 March 2022\",\n  \"interestRate\": 5,\n  \"interestType\": \"Flat\",\n  \"linkDepositAccountId\": 1,\n  \"numberOfRepayments\": 12,\n  \"principal\": 500000,\n  \"productId\": 1,\n  \"repaymentEvery\": 1,\n  \"repaymentFrequency\": \"Monthly\"\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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://spark.test.woodcore.co/api/v2/loans/calculate")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"clientId\": 1092,\n  \"createdDate\": \"15 March 2022\",\n  \"duration\": 12,\n  \"durationBy\": \"Month\",\n  \"expectedDisbursementDate\": \"15 March 2022\",\n  \"interestRate\": 5,\n  \"interestType\": \"Flat\",\n  \"linkDepositAccountId\": 1,\n  \"numberOfRepayments\": 12,\n  \"principal\": 500000,\n  \"productId\": 1,\n  \"repaymentEvery\": 1,\n  \"repaymentFrequency\": \"Monthly\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://spark.test.woodcore.co/api/v2/loans/calculate")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"clientId\": 1092,\n  \"createdDate\": \"15 March 2022\",\n  \"duration\": 12,\n  \"durationBy\": \"Month\",\n  \"expectedDisbursementDate\": \"15 March 2022\",\n  \"interestRate\": 5,\n  \"interestType\": \"Flat\",\n  \"linkDepositAccountId\": 1,\n  \"numberOfRepayments\": 12,\n  \"principal\": 500000,\n  \"productId\": 1,\n  \"repaymentEvery\": 1,\n  \"repaymentFrequency\": \"Monthly\"\n}"

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

{}