curl --request POST \
  --url https://api.example.com/products \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "description": "Ukelele",
  "productKey": 60131324,
  "price": 345.6,
  "taxIncluded": true,
  "taxability": "02",
  "taxes": [],
  "localTaxes": [],
  "unitKey": "H87",
  "unitName": "Elemento",
  "sku": "UKL-001",
  "livemode": true
}
'

import requests

url = "https://api.example.com/products"

payload = {
    "description": "Ukelele",
    "productKey": 60131324,
    "price": 345.6,
    "taxIncluded": True,
    "taxability": "02",
    "taxes": [],
    "localTaxes": [],
    "unitKey": "H87",
    "unitName": "Elemento",
    "sku": "UKL-001",
    "livemode": True
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    description: 'Ukelele',
    productKey: 60131324,
    price: 345.6,
    taxIncluded: true,
    taxability: '02',
    taxes: [],
    localTaxes: [],
    unitKey: 'H87',
    unitName: 'Elemento',
    sku: 'UKL-001',
    livemode: true
  })
};

fetch('https://api.example.com/products', 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/products",
  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([
    'description' => 'Ukelele',
    'productKey' => 60131324,
    'price' => 345.6,
    'taxIncluded' => true,
    'taxability' => '02',
    'taxes' => [
        
    ],
    'localTaxes' => [
        
    ],
    'unitKey' => 'H87',
    'unitName' => 'Elemento',
    'sku' => 'UKL-001',
    'livemode' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-Key: <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://api.example.com/products"

	payload := strings.NewReader("{\n  \"description\": \"Ukelele\",\n  \"productKey\": 60131324,\n  \"price\": 345.6,\n  \"taxIncluded\": true,\n  \"taxability\": \"02\",\n  \"taxes\": [],\n  \"localTaxes\": [],\n  \"unitKey\": \"H87\",\n  \"unitName\": \"Elemento\",\n  \"sku\": \"UKL-001\",\n  \"livemode\": true\n}")

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

	req.Header.Add("X-API-Key", "<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://api.example.com/products")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"description\": \"Ukelele\",\n  \"productKey\": 60131324,\n  \"price\": 345.6,\n  \"taxIncluded\": true,\n  \"taxability\": \"02\",\n  \"taxes\": [],\n  \"localTaxes\": [],\n  \"unitKey\": \"H87\",\n  \"unitName\": \"Elemento\",\n  \"sku\": \"UKL-001\",\n  \"livemode\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/products")

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

request = Net::HTTP::Post.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"description\": \"Ukelele\",\n  \"productKey\": 60131324,\n  \"price\": 345.6,\n  \"taxIncluded\": true,\n  \"taxability\": \"02\",\n  \"taxes\": [],\n  \"localTaxes\": [],\n  \"unitKey\": \"H87\",\n  \"unitName\": \"Elemento\",\n  \"sku\": \"UKL-001\",\n  \"livemode\": true\n}"

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

{
  "id": "590ce6c56d04f840aa8438af",
  "organizationId": "org-uuid",
  "livemode": false,
  "description": "Ukelele",
  "productKey": 60131324,
  "price": 345.6,
  "taxIncluded": true,
  "taxability": "01",
  "taxes": [
    {
      "type": "IVA",
      "rate": 0.16,
      "withholding": false,
      "factor": "Tasa"
    }
  ],
  "localTaxes": [
    {
      "type": "IVA",
      "rate": 0.16,
      "withholding": false,
      "factor": "Tasa"
    }
  ],
  "unitKey": "H87",
  "unitName": "Elemento",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "sku": "UKL-001"
}