curl --request POST \
  --url https://test-api.sandbox.co.in/kyc/mca/company/master-data \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <x-api-key>' \
  --data '
{
  "cin": "U47219GJ2023PTC143977"
}
'

import requests

url = "https://test-api.sandbox.co.in/kyc/mca/company/master-data"

payload = { "cin": "U47219GJ2023PTC143977" }
headers = {
    "Authorization": "<authorization>",
    "x-api-key": "<x-api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    Authorization: '<authorization>',
    'x-api-key': '<x-api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({cin: 'U47219GJ2023PTC143977'})
};

fetch('https://test-api.sandbox.co.in/kyc/mca/company/master-data', 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://test-api.sandbox.co.in/kyc/mca/company/master-data",
  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([
    'cin' => 'U47219GJ2023PTC143977'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: application/json",
    "x-api-key: <x-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://test-api.sandbox.co.in/kyc/mca/company/master-data"

	payload := strings.NewReader("{\n  \"cin\": \"U47219GJ2023PTC143977\"\n}")

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

	req.Header.Add("Authorization", "<authorization>")
	req.Header.Add("x-api-key", "<x-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://test-api.sandbox.co.in/kyc/mca/company/master-data")
  .header("Authorization", "<authorization>")
  .header("x-api-key", "<x-api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"cin\": \"U47219GJ2023PTC143977\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://test-api.sandbox.co.in/kyc/mca/company/master-data")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<authorization>'
request["x-api-key"] = '<x-api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"cin\": \"U47219GJ2023PTC143977\"\n}"

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

{
  "code": 200,
  "timestamp": 1782021074236,
  "data": [
    {
      "updated_at": 1783351002317,
      "@entity": "in.co.sandbox.kyc.mca.company_master_data",
      "cin": "U72900GJ2015PTC082637",
      "company_name": "QUICKO INFOSOFT PRIVATE LIMITED",
      "company_roc_code": "ROC Ahmedabad",
      "company_category": "Company limited by shares",
      "company_sub_category": "Non-government company",
      "company_class": "Private",
      "authorized_capital": 15200000,
      "paidup_capital": 14566670,
      "company_registration_date": "2015-03-19",
      "registered_office_address": "B/701 ,Amrapali Lakeview Tower   Opp.Vastrapur Lake, Vastrapur,Ahmedabad,Ahmedabad,Gujarat,380015-India",
      "listing_status": "Unlisted",
      "company_status": "Active",
      "company_state_code": "gujarat",
      "company_origin": "India",
      "nic_code": "72900",
      "company_industrial_classification": "Business Services"
    }
  ],
  "transaction_id": "321e98ad-b002-4c4e-ad6b-34121e06c127"
}

{
  "code": 400,
  "timestamp": 1783331537495,
  "message": "Invalid request body",
  "transaction_id": "242c5503-7ae0-4b01-b5ac-6f14177c0096"
}

{
  "code": 521,
  "timestamp": 1783331595884,
  "message": "Company master data not found for CIN: U34300GJ2017PLC097818",
  "transaction_id": "66e9235e-a9b2-4646-a39c-79fc3df114b0"
}