curl --request GET \
  --url https://sandbox.cashfree.com/pg/simulate/{simulation_id} \
  --header 'x-api-version: <x-api-version>' \
  --header 'x-client-id: <api-key>' \
  --header 'x-client-secret: <api-key>'

import requests

url = "https://sandbox.cashfree.com/pg/simulate/{simulation_id}"

headers = {
    "x-api-version": "<x-api-version>",
    "x-client-id": "<api-key>",
    "x-client-secret": "<api-key>"
}

response = requests.get(url, headers=headers)

print(response.text)

const options = {
  method: 'GET',
  headers: {
    'x-api-version': '<x-api-version>',
    'x-client-id': '<api-key>',
    'x-client-secret': '<api-key>'
  }
};

fetch('https://sandbox.cashfree.com/pg/simulate/{simulation_id}', 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.cashfree.com/pg/simulate/{simulation_id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "x-api-version: <x-api-version>",
    "x-client-id: <api-key>",
    "x-client-secret: <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"
	"net/http"
	"io"
)

func main() {

	url := "https://sandbox.cashfree.com/pg/simulate/{simulation_id}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("x-api-version", "<x-api-version>")
	req.Header.Add("x-client-id", "<api-key>")
	req.Header.Add("x-client-secret", "<api-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://sandbox.cashfree.com/pg/simulate/{simulation_id}")
  .header("x-api-version", "<x-api-version>")
  .header("x-client-id", "<api-key>")
  .header("x-client-secret", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.cashfree.com/pg/simulate/{simulation_id}")

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

request = Net::HTTP::Get.new(url)
request["x-api-version"] = '<x-api-version>'
request["x-client-id"] = '<api-key>'
request["x-client-secret"] = '<api-key>'

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

{
  "simulation_id": "sim_2900842gV18Lhh7owswLj5XF0uHHUn1CX",
  "entity": "PAYMENTS",
  "entity_id": "14934289844",
  "entity_simulation": {
    "payment_status": "FAILED",
    "payment_error_code": "ISSUER_NOT_AVAILABLE"
  }
}

{
  "message": "bad URL, please check API documentation",
  "code": "request_failed",
  "type": "invalid_request_error"
}

{
  "message": "authentication Failed",
  "code": "request_failed",
  "type": "authentication_error"
}

{
  "message": "something is not found",
  "code": "somethind_not_found",
  "type": "invalid_request_error"
}

{
  "message": "Too many requests from IP. Check headers",
  "code": "request_failed",
  "type": "rate_limit_error"
}

{
  "message": "internal Server Error",
  "code": "internal_error",
  "type": "api_error"
}