curl --request POST \
  --url https://api.example.com/users \
  --header 'Content-Type: application/json' \
  --data '
{
  "first_name": "<string>",
  "last_name": "<string>",
  "email": "jsmith@example.com",
  "unit": 123,
  "reference": "<string>",
  "userTypes": [
    123
  ],
  "welcome": true
}
'

import requests

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

payload = {
    "first_name": "<string>",
    "last_name": "<string>",
    "email": "jsmith@example.com",
    "unit": 123,
    "reference": "<string>",
    "userTypes": [123],
    "welcome": True
}
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({
    first_name: '<string>',
    last_name: '<string>',
    email: 'jsmith@example.com',
    unit: 123,
    reference: '<string>',
    userTypes: [123],
    welcome: true
  })
};

fetch('https://api.example.com/users', 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/users",
  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([
    'first_name' => '<string>',
    'last_name' => '<string>',
    'email' => 'jsmith@example.com',
    'unit' => 123,
    'reference' => '<string>',
    'userTypes' => [
        123
    ],
    'welcome' => true
  ]),
  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.example.com/users"

	payload := strings.NewReader("{\n  \"first_name\": \"<string>\",\n  \"last_name\": \"<string>\",\n  \"email\": \"jsmith@example.com\",\n  \"unit\": 123,\n  \"reference\": \"<string>\",\n  \"userTypes\": [\n    123\n  ],\n  \"welcome\": true\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.example.com/users")
  .header("Content-Type", "application/json")
  .body("{\n  \"first_name\": \"<string>\",\n  \"last_name\": \"<string>\",\n  \"email\": \"jsmith@example.com\",\n  \"unit\": 123,\n  \"reference\": \"<string>\",\n  \"userTypes\": [\n    123\n  ],\n  \"welcome\": true\n}")
  .asString();

require 'uri'
require 'net/http'

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

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  \"first_name\": \"<string>\",\n  \"last_name\": \"<string>\",\n  \"email\": \"jsmith@example.com\",\n  \"unit\": 123,\n  \"reference\": \"<string>\",\n  \"userTypes\": [\n    123\n  ],\n  \"welcome\": true\n}"

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

{
  "data": {
    "content_type": "user",
    "id": 1,
    "reference": "USR-123",
    "name": "John Doe",
    "first_name": "John",
    "last_name": "Doe",
    "title": "Manager",
    "active": true,
    "meta_field_0": "<string>",
    "meta_field_1": "<string>",
    "meta_field_2": "<string>",
    "meta_field_3": "<string>",
    "meta_field_4": "<string>",
    "permissions": {},
    "avatar": {},
    "unit": {},
    "physicalUnit": {},
    "department": {},
    "userTypes": [
      {}
    ],
    "memberGroups": [
      {}
    ],
    "memberUnits": [
      {}
    ],
    "specialties": [
      {}
    ],
    "twoFactor": {},
    "provider": [
      "<string>"
    ],
    "all_integrations": [
      {}
    ],
    "devices": [
      {}
    ],
    "participant_type": "<string>",
    "url": "api/users/1"
  }
}