curl --request POST \
  --url https://api.pagecall.com/v1/rooms/{room_id}/pages/create_many \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
[
  {
    "entities": [
      {
        "type": "Image",
        "src": "https://picsum.photos/id/237/536/354",
        "fixed": true
      }
    ],
    "size": {
      "width": 4000,
      "height": 3000
    },
    "index": 123
  }
]
'

import requests

url = "https://api.pagecall.com/v1/rooms/{room_id}/pages/create_many"

payload = [
    {
        "entities": [
            {
                "type": "Image",
                "src": "https://picsum.photos/id/237/536/354",
                "fixed": True
            }
        ],
        "size": {
            "width": 4000,
            "height": 3000
        },
        "index": 123
    }
]
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify([
    {
      entities: [{type: 'Image', src: 'https://picsum.photos/id/237/536/354', fixed: true}],
      size: {width: 4000, height: 3000},
      index: 123
    }
  ])
};

fetch('https://api.pagecall.com/v1/rooms/{room_id}/pages/create_many', 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.pagecall.com/v1/rooms/{room_id}/pages/create_many",
  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([
    [
        'entities' => [
                [
                                'type' => 'Image',
                                'src' => 'https://picsum.photos/id/237/536/354',
                                'fixed' => true
                ]
        ],
        'size' => [
                'width' => 4000,
                'height' => 3000
        ],
        'index' => 123
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "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.pagecall.com/v1/rooms/{room_id}/pages/create_many"

	payload := strings.NewReader("[\n  {\n    \"entities\": [\n      {\n        \"type\": \"Image\",\n        \"src\": \"https://picsum.photos/id/237/536/354\",\n        \"fixed\": true\n      }\n    ],\n    \"size\": {\n      \"width\": 4000,\n      \"height\": 3000\n    },\n    \"index\": 123\n  }\n]")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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.pagecall.com/v1/rooms/{room_id}/pages/create_many")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("[\n  {\n    \"entities\": [\n      {\n        \"type\": \"Image\",\n        \"src\": \"https://picsum.photos/id/237/536/354\",\n        \"fixed\": true\n      }\n    ],\n    \"size\": {\n      \"width\": 4000,\n      \"height\": 3000\n    },\n    \"index\": 123\n  }\n]")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.pagecall.com/v1/rooms/{room_id}/pages/create_many")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "[\n  {\n    \"entities\": [\n      {\n        \"type\": \"Image\",\n        \"src\": \"https://picsum.photos/id/237/536/354\",\n        \"fixed\": true\n      }\n    ],\n    \"size\": {\n      \"width\": 4000,\n      \"height\": 3000\n    },\n    \"index\": 123\n  }\n]"

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

{
  "pages": [
    {
      "id": "000585f36eed9e8fb6b655b4",
      "entities": [
        {
          "type": "Image",
          "src": "https://picsum.photos/id/237/536/354"
        }
      ]
    },
    {
      "id": "000585f36eed9e8fb6b655b5",
      "entities": [
        {
          "type": "Image",
          "src": "https://picsum.photos/id/237/536/354"
        },
        {
          "type": "Image",
          "src": "https://picsum.photos/id/237/536/354"
        }
      ]
    }
  ]
}