curl --request POST \
  --url https://api.example.com/api/services/app/ECdcCelular/Simular \
  --header 'Content-Type: application/json-patch+json' \
  --data '
{
  "code": "<string>",
  "deviceId": 123,
  "downPaymentValue": 123,
  "firstInstallmentDate": "2023-11-07T05:31:56Z",
  "feeId": 123,
  "installmentIntervalDays": 123,
  "period": 123
}
'

import requests

url = "https://api.example.com/api/services/app/ECdcCelular/Simular"

payload = {
    "code": "<string>",
    "deviceId": 123,
    "downPaymentValue": 123,
    "firstInstallmentDate": "2023-11-07T05:31:56Z",
    "feeId": 123,
    "installmentIntervalDays": 123,
    "period": 123
}
headers = {"Content-Type": "application/json-patch+json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json-patch+json'},
  body: JSON.stringify({
    code: '<string>',
    deviceId: 123,
    downPaymentValue: 123,
    firstInstallmentDate: '2023-11-07T05:31:56Z',
    feeId: 123,
    installmentIntervalDays: 123,
    period: 123
  })
};

fetch('https://api.example.com/api/services/app/ECdcCelular/Simular', 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/services/app/ECdcCelular/Simular",
  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([
    'code' => '<string>',
    'deviceId' => 123,
    'downPaymentValue' => 123,
    'firstInstallmentDate' => '2023-11-07T05:31:56Z',
    'feeId' => 123,
    'installmentIntervalDays' => 123,
    'period' => 123
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json-patch+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://api.example.com/api/services/app/ECdcCelular/Simular"

	payload := strings.NewReader("{\n  \"code\": \"<string>\",\n  \"deviceId\": 123,\n  \"downPaymentValue\": 123,\n  \"firstInstallmentDate\": \"2023-11-07T05:31:56Z\",\n  \"feeId\": 123,\n  \"installmentIntervalDays\": 123,\n  \"period\": 123\n}")

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

	req.Header.Add("Content-Type", "application/json-patch+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/services/app/ECdcCelular/Simular")
  .header("Content-Type", "application/json-patch+json")
  .body("{\n  \"code\": \"<string>\",\n  \"deviceId\": 123,\n  \"downPaymentValue\": 123,\n  \"firstInstallmentDate\": \"2023-11-07T05:31:56Z\",\n  \"feeId\": 123,\n  \"installmentIntervalDays\": 123,\n  \"period\": 123\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/services/app/ECdcCelular/Simular")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json-patch+json'
request.body = "{\n  \"code\": \"<string>\",\n  \"deviceId\": 123,\n  \"downPaymentValue\": 123,\n  \"firstInstallmentDate\": \"2023-11-07T05:31:56Z\",\n  \"feeId\": 123,\n  \"installmentIntervalDays\": 123,\n  \"period\": 123\n}"

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

{
  "code": "<string>",
  "value": 123,
  "tenantValue": 123,
  "maxValue": 123,
  "mandatoryDownPaymentValue": 123,
  "firstInstallmentDate": "2023-11-07T05:31:56Z",
  "installments": [
    {
      "period": 123,
      "installmentsValue": 123,
      "financedValue": 123,
      "tax": 123,
      "cet": 123,
      "iofPercentage": 123,
      "iofValue": 123,
      "tacValue": 123,
      "intervalDays": 123,
      "schedule": [
        {
          "number": 123,
          "dueDate": "2023-11-07T05:31:56Z",
          "amount": 123
        }
      ]
    }
  ]
}