curl --request POST \
  --url https://api.opx.co/partners/v1/worksites \
  --header 'Content-Type: application/json' \
  --data '
{
  "convention_id": 123,
  "beneficiary_id": 123,
  "external_reference": "<string>",
  "address": "<string>",
  "city": "<string>",
  "zipcode": "<string>",
  "country": "<string>",
  "additional_address": "<string>",
  "indivision": true,
  "cadastral_parcel": "<string>",
  "fiscal_informations": [
    {
      "firstname": "<string>",
      "lastname": "<string>",
      "fiscal_number": "<string>",
      "fiscal_reference": "<string>"
    }
  ]
}
'

import requests

url = "https://api.opx.co/partners/v1/worksites"

payload = {
    "convention_id": 123,
    "beneficiary_id": 123,
    "external_reference": "<string>",
    "address": "<string>",
    "city": "<string>",
    "zipcode": "<string>",
    "country": "<string>",
    "additional_address": "<string>",
    "indivision": True,
    "cadastral_parcel": "<string>",
    "fiscal_informations": [
        {
            "firstname": "<string>",
            "lastname": "<string>",
            "fiscal_number": "<string>",
            "fiscal_reference": "<string>"
        }
    ]
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    convention_id: 123,
    beneficiary_id: 123,
    external_reference: '<string>',
    address: '<string>',
    city: '<string>',
    zipcode: '<string>',
    country: '<string>',
    additional_address: '<string>',
    indivision: true,
    cadastral_parcel: '<string>',
    fiscal_informations: [
      {
        firstname: '<string>',
        lastname: '<string>',
        fiscal_number: '<string>',
        fiscal_reference: '<string>'
      }
    ]
  })
};

fetch('https://api.opx.co/partners/v1/worksites', 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.opx.co/partners/v1/worksites",
  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([
    'convention_id' => 123,
    'beneficiary_id' => 123,
    'external_reference' => '<string>',
    'address' => '<string>',
    'city' => '<string>',
    'zipcode' => '<string>',
    'country' => '<string>',
    'additional_address' => '<string>',
    'indivision' => true,
    'cadastral_parcel' => '<string>',
    'fiscal_informations' => [
        [
                'firstname' => '<string>',
                'lastname' => '<string>',
                'fiscal_number' => '<string>',
                'fiscal_reference' => '<string>'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/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.opx.co/partners/v1/worksites"

	payload := strings.NewReader("{\n  \"convention_id\": 123,\n  \"beneficiary_id\": 123,\n  \"external_reference\": \"<string>\",\n  \"address\": \"<string>\",\n  \"city\": \"<string>\",\n  \"zipcode\": \"<string>\",\n  \"country\": \"<string>\",\n  \"additional_address\": \"<string>\",\n  \"indivision\": true,\n  \"cadastral_parcel\": \"<string>\",\n  \"fiscal_informations\": [\n    {\n      \"firstname\": \"<string>\",\n      \"lastname\": \"<string>\",\n      \"fiscal_number\": \"<string>\",\n      \"fiscal_reference\": \"<string>\"\n    }\n  ]\n}")

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

	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.opx.co/partners/v1/worksites")
  .header("Content-Type", "application/json")
  .body("{\n  \"convention_id\": 123,\n  \"beneficiary_id\": 123,\n  \"external_reference\": \"<string>\",\n  \"address\": \"<string>\",\n  \"city\": \"<string>\",\n  \"zipcode\": \"<string>\",\n  \"country\": \"<string>\",\n  \"additional_address\": \"<string>\",\n  \"indivision\": true,\n  \"cadastral_parcel\": \"<string>\",\n  \"fiscal_informations\": [\n    {\n      \"firstname\": \"<string>\",\n      \"lastname\": \"<string>\",\n      \"fiscal_number\": \"<string>\",\n      \"fiscal_reference\": \"<string>\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.opx.co/partners/v1/worksites")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"convention_id\": 123,\n  \"beneficiary_id\": 123,\n  \"external_reference\": \"<string>\",\n  \"address\": \"<string>\",\n  \"city\": \"<string>\",\n  \"zipcode\": \"<string>\",\n  \"country\": \"<string>\",\n  \"additional_address\": \"<string>\",\n  \"indivision\": true,\n  \"cadastral_parcel\": \"<string>\",\n  \"fiscal_informations\": [\n    {\n      \"firstname\": \"<string>\",\n      \"lastname\": \"<string>\",\n      \"fiscal_number\": \"<string>\",\n      \"fiscal_reference\": \"<string>\"\n    }\n  ]\n}"

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

{
  "data": {
    "id": 123,
    "reference": "<string>",
    "external_reference": "<string>",
    "convention_id": 123,
    "beneficiary_id": 123,
    "installer_name": "<string>",
    "zipcode": "<string>",
    "address": "<string>",
    "city": "<string>",
    "status": "<string>",
    "created_at": "<string>",
    "precarity_type": "<string>",
    "fiscal_informations": [
      {
        "firstname": "<string>",
        "lastname": "<string>",
        "fiscal_number": "<string>",
        "fiscal_reference": "<string>"
      }
    ],
    "indivision": true
  }
}

{
  "message": "<string>",
  "errors": {}
}