curl --request POST \
  --url https://api.atlas.co/functions/v1/portal-sessions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "customer": "<string>",
  "return_url": "<string>",
  "configuration": {
    "features": {
      "subscription_cancel": {
        "enabled": true
      },
      "subscription_pause": {
        "enabled": true
      },
      "payment_method_update": {
        "enabled": true
      },
      "invoice_history": {
        "enabled": true
      }
    }
  }
}
'

import requests

url = "https://api.atlas.co/functions/v1/portal-sessions"

payload = {
    "customer": "<string>",
    "return_url": "<string>",
    "configuration": { "features": {
            "subscription_cancel": { "enabled": True },
            "subscription_pause": { "enabled": True },
            "payment_method_update": { "enabled": True },
            "invoice_history": { "enabled": True }
        } }
}
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({
    customer: '<string>',
    return_url: '<string>',
    configuration: {
      features: {
        subscription_cancel: {enabled: true},
        subscription_pause: {enabled: true},
        payment_method_update: {enabled: true},
        invoice_history: {enabled: true}
      }
    }
  })
};

fetch('https://api.atlas.co/functions/v1/portal-sessions', 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.atlas.co/functions/v1/portal-sessions",
  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([
    'customer' => '<string>',
    'return_url' => '<string>',
    'configuration' => [
        'features' => [
                'subscription_cancel' => [
                                'enabled' => true
                ],
                'subscription_pause' => [
                                'enabled' => true
                ],
                'payment_method_update' => [
                                'enabled' => true
                ],
                'invoice_history' => [
                                'enabled' => true
                ]
        ]
    ]
  ]),
  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.atlas.co/functions/v1/portal-sessions"

	payload := strings.NewReader("{\n  \"customer\": \"<string>\",\n  \"return_url\": \"<string>\",\n  \"configuration\": {\n    \"features\": {\n      \"subscription_cancel\": {\n        \"enabled\": true\n      },\n      \"subscription_pause\": {\n        \"enabled\": true\n      },\n      \"payment_method_update\": {\n        \"enabled\": true\n      },\n      \"invoice_history\": {\n        \"enabled\": true\n      }\n    }\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.atlas.co/functions/v1/portal-sessions")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"customer\": \"<string>\",\n  \"return_url\": \"<string>\",\n  \"configuration\": {\n    \"features\": {\n      \"subscription_cancel\": {\n        \"enabled\": true\n      },\n      \"subscription_pause\": {\n        \"enabled\": true\n      },\n      \"payment_method_update\": {\n        \"enabled\": true\n      },\n      \"invoice_history\": {\n        \"enabled\": true\n      }\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.atlas.co/functions/v1/portal-sessions")

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  \"customer\": \"<string>\",\n  \"return_url\": \"<string>\",\n  \"configuration\": {\n    \"features\": {\n      \"subscription_cancel\": {\n        \"enabled\": true\n      },\n      \"subscription_pause\": {\n        \"enabled\": true\n      },\n      \"payment_method_update\": {\n        \"enabled\": true\n      },\n      \"invoice_history\": {\n        \"enabled\": true\n      }\n    }\n  }\n}"

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

{
  "id": "<string>",
  "object": "billing_portal.session",
  "url": "<string>",
  "customer": "<string>",
  "return_url": "<string>",
  "expires_at": 123
}

{
  "error": {
    "code": "<string>",
    "message": "<string>",
    "param": "<string>",
    "request_id": "<string>"
  }
}