curl --request POST \
  --url https://b.anny.co/api/v1/order/bookings/calculate \
  --header 'Content-Type: application/vnd.api+json' \
  --data '
{
  "resource_id": "22230",
  "service_id": "2800",
  "start_date": "2021-10-04T13:00:00+02:00",
  "end_date": "2021-10-04T17:00:00+02:00",
  "description": "",
  "customer_note": "",
  "booking_add_ons": [
    {
      "add_on_id": "239",
      "quantity": 2
    }
  ],
  "sub_bookings": [
    {
      "resource_id": "21888",
      "service_id": "2777",
      "quantity": 1
    }
  ],
  "quantity": 1,
  "custom_fields": {}
}
'

import requests

url = "https://b.anny.co/api/v1/order/bookings/calculate"

payload = {
    "resource_id": "22230",
    "service_id": "2800",
    "start_date": "2021-10-04T13:00:00+02:00",
    "end_date": "2021-10-04T17:00:00+02:00",
    "description": "",
    "customer_note": "",
    "booking_add_ons": [
        {
            "add_on_id": "239",
            "quantity": 2
        }
    ],
    "sub_bookings": [
        {
            "resource_id": "21888",
            "service_id": "2777",
            "quantity": 1
        }
    ],
    "quantity": 1,
    "custom_fields": {}
}
headers = {"Content-Type": "application/vnd.api+json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/vnd.api+json'},
  body: JSON.stringify({
    resource_id: '22230',
    service_id: '2800',
    start_date: '2021-10-04T13:00:00+02:00',
    end_date: '2021-10-04T17:00:00+02:00',
    description: '',
    customer_note: '',
    booking_add_ons: [{add_on_id: '239', quantity: 2}],
    sub_bookings: [{resource_id: '21888', service_id: '2777', quantity: 1}],
    quantity: 1,
    custom_fields: {}
  })
};

fetch('https://b.anny.co/api/v1/order/bookings/calculate', 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://b.anny.co/api/v1/order/bookings/calculate",
  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([
    'resource_id' => '22230',
    'service_id' => '2800',
    'start_date' => '2021-10-04T13:00:00+02:00',
    'end_date' => '2021-10-04T17:00:00+02:00',
    'description' => '',
    'customer_note' => '',
    'booking_add_ons' => [
        [
                'add_on_id' => '239',
                'quantity' => 2
        ]
    ],
    'sub_bookings' => [
        [
                'resource_id' => '21888',
                'service_id' => '2777',
                'quantity' => 1
        ]
    ],
    'quantity' => 1,
    'custom_fields' => [
        
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/vnd.api+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://b.anny.co/api/v1/order/bookings/calculate"

	payload := strings.NewReader("{\n  \"resource_id\": \"22230\",\n  \"service_id\": \"2800\",\n  \"start_date\": \"2021-10-04T13:00:00+02:00\",\n  \"end_date\": \"2021-10-04T17:00:00+02:00\",\n  \"description\": \"\",\n  \"customer_note\": \"\",\n  \"booking_add_ons\": [\n    {\n      \"add_on_id\": \"239\",\n      \"quantity\": 2\n    }\n  ],\n  \"sub_bookings\": [\n    {\n      \"resource_id\": \"21888\",\n      \"service_id\": \"2777\",\n      \"quantity\": 1\n    }\n  ],\n  \"quantity\": 1,\n  \"custom_fields\": {}\n}")

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

	req.Header.Add("Content-Type", "application/vnd.api+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://b.anny.co/api/v1/order/bookings/calculate")
  .header("Content-Type", "application/vnd.api+json")
  .body("{\n  \"resource_id\": \"22230\",\n  \"service_id\": \"2800\",\n  \"start_date\": \"2021-10-04T13:00:00+02:00\",\n  \"end_date\": \"2021-10-04T17:00:00+02:00\",\n  \"description\": \"\",\n  \"customer_note\": \"\",\n  \"booking_add_ons\": [\n    {\n      \"add_on_id\": \"239\",\n      \"quantity\": 2\n    }\n  ],\n  \"sub_bookings\": [\n    {\n      \"resource_id\": \"21888\",\n      \"service_id\": \"2777\",\n      \"quantity\": 1\n    }\n  ],\n  \"quantity\": 1,\n  \"custom_fields\": {}\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://b.anny.co/api/v1/order/bookings/calculate")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/vnd.api+json'
request.body = "{\n  \"resource_id\": \"22230\",\n  \"service_id\": \"2800\",\n  \"start_date\": \"2021-10-04T13:00:00+02:00\",\n  \"end_date\": \"2021-10-04T17:00:00+02:00\",\n  \"description\": \"\",\n  \"customer_note\": \"\",\n  \"booking_add_ons\": [\n    {\n      \"add_on_id\": \"239\",\n      \"quantity\": 2\n    }\n  ],\n  \"sub_bookings\": [\n    {\n      \"resource_id\": \"21888\",\n      \"service_id\": \"2777\",\n      \"quantity\": 1\n    }\n  ],\n  \"quantity\": 1,\n  \"custom_fields\": {}\n}"

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

{
  "start_date": "2021-10-06T07:00:00+00:00",
  "end_date": "2021-10-06T11:00:00+00:00",
  "subtotal": 249,
  "total": 277,
  "gross_amount": 277,
  "net_amount": 232.77,
  "tax_amount": 44.23,
  "charged_duration": 240,
  "currency": "EUR",
  "service": {
    "id": 2800,
    "name": "Coaching: Leadership - Empower Your Employees"
  },
  "resource": {
    "id": 22230,
    "name": "Leadership Coach"
  },
  "booking_add_ons": [
    {
      "add_on": {
        "id": 239,
        "name": "Vegan Food"
      },
      "total": 0,
      "quantity": 3,
      "currency": "EUR"
    }
  ],
  "sub_bookings": [
    {
      "total": 28,
      "currency": "EUR",
      "service": {
        "id": 2777,
        "name": "Basic"
      },
      "resource": {
        "id": 21888,
        "name": "C01 - London"
      }
    }
  ],
  "quantity": 1
}