curl --request POST \
  --url https://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: */*' \
  --data '
{
  "client_id": "fake_client_id",
  "userId": "fake_userId",
  "year": 2018,
  "filingStatusCode": "S",
  "businessIncome": 100000,
  "gcIncome": 123,
  "interestIncome": 0,
  "dividendIncome": 0,
  "capitalGain": 0,
  "noOfDependents": 1,
  "employerSuperannuationContribution": 0,
  "personalSuperannuationContribution": 0,
  "financialInvestmentPropertyLoss": 0
}
'

import requests

url = "https://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia"

payload = {
    "client_id": "fake_client_id",
    "userId": "fake_userId",
    "year": 2018,
    "filingStatusCode": "S",
    "businessIncome": 100000,
    "gcIncome": 123,
    "interestIncome": 0,
    "dividendIncome": 0,
    "capitalGain": 0,
    "noOfDependents": 1,
    "employerSuperannuationContribution": 0,
    "personalSuperannuationContribution": 0,
    "financialInvestmentPropertyLoss": 0
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "*/*"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': '*/*'},
  body: JSON.stringify({
    client_id: 'fake_client_id',
    userId: 'fake_userId',
    year: 2018,
    filingStatusCode: 'S',
    businessIncome: 100000,
    gcIncome: 123,
    interestIncome: 0,
    dividendIncome: 0,
    capitalGain: 0,
    noOfDependents: 1,
    employerSuperannuationContribution: 0,
    personalSuperannuationContribution: 0,
    financialInvestmentPropertyLoss: 0
  })
};

fetch('https://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia', 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://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia",
  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([
    'client_id' => 'fake_client_id',
    'userId' => 'fake_userId',
    'year' => 2018,
    'filingStatusCode' => 'S',
    'businessIncome' => 100000,
    'gcIncome' => 123,
    'interestIncome' => 0,
    'dividendIncome' => 0,
    'capitalGain' => 0,
    'noOfDependents' => 1,
    'employerSuperannuationContribution' => 0,
    'personalSuperannuationContribution' => 0,
    'financialInvestmentPropertyLoss' => 0
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: */*"
  ],
]);

$response = curl_exec($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://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia"

	payload := strings.NewReader("{\n  \"client_id\": \"fake_client_id\",\n  \"userId\": \"fake_userId\",\n  \"year\": 2018,\n  \"filingStatusCode\": \"S\",\n  \"businessIncome\": 100000,\n  \"gcIncome\": 123,\n  \"interestIncome\": 0,\n  \"dividendIncome\": 0,\n  \"capitalGain\": 0,\n  \"noOfDependents\": 1,\n  \"employerSuperannuationContribution\": 0,\n  \"personalSuperannuationContribution\": 0,\n  \"financialInvestmentPropertyLoss\": 0\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "*/*")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "*/*")
  .body("{\n  \"client_id\": \"fake_client_id\",\n  \"userId\": \"fake_userId\",\n  \"year\": 2018,\n  \"filingStatusCode\": \"S\",\n  \"businessIncome\": 100000,\n  \"gcIncome\": 123,\n  \"interestIncome\": 0,\n  \"dividendIncome\": 0,\n  \"capitalGain\": 0,\n  \"noOfDependents\": 1,\n  \"employerSuperannuationContribution\": 0,\n  \"personalSuperannuationContribution\": 0,\n  \"financialInvestmentPropertyLoss\": 0\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.hurdlr.com/rest/v5/taxEngineExpress/calculateTaxAustralia")

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"] = '*/*'
request.body = "{\n  \"client_id\": \"fake_client_id\",\n  \"userId\": \"fake_userId\",\n  \"year\": 2018,\n  \"filingStatusCode\": \"S\",\n  \"businessIncome\": 100000,\n  \"gcIncome\": 123,\n  \"interestIncome\": 0,\n  \"dividendIncome\": 0,\n  \"capitalGain\": 0,\n  \"noOfDependents\": 1,\n  \"employerSuperannuationContribution\": 0,\n  \"personalSuperannuationContribution\": 0,\n  \"financialInvestmentPropertyLoss\": 0\n}"

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

{
  "taxTableYear": 2020,
  "netIncome": 100000,
  "taxAmount": 26632
}