curl --request PATCH \
  --url https://api.atlas.co/functions/v1/subscriptions/{subscription_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "cancel_at_period_end": true,
  "default_payment_method": "<string>",
  "items": [
    {
      "price": "<string>",
      "quantity": 123
    }
  ],
  "metadata": {}
}
'

import requests

url = "https://api.atlas.co/functions/v1/subscriptions/{subscription_id}"

payload = {
    "cancel_at_period_end": True,
    "default_payment_method": "<string>",
    "items": [
        {
            "price": "<string>",
            "quantity": 123
        }
    ],
    "metadata": {}
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    cancel_at_period_end: true,
    default_payment_method: '<string>',
    items: [{price: '<string>', quantity: 123}],
    metadata: {}
  })
};

fetch('https://api.atlas.co/functions/v1/subscriptions/{subscription_id}', 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/subscriptions/{subscription_id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'cancel_at_period_end' => true,
    'default_payment_method' => '<string>',
    'items' => [
        [
                'price' => '<string>',
                'quantity' => 123
        ]
    ],
    'metadata' => [
        
    ]
  ]),
  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/subscriptions/{subscription_id}"

	payload := strings.NewReader("{\n  \"cancel_at_period_end\": true,\n  \"default_payment_method\": \"<string>\",\n  \"items\": [\n    {\n      \"price\": \"<string>\",\n      \"quantity\": 123\n    }\n  ],\n  \"metadata\": {}\n}")

	req, _ := http.NewRequest("PATCH", 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.patch("https://api.atlas.co/functions/v1/subscriptions/{subscription_id}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"cancel_at_period_end\": true,\n  \"default_payment_method\": \"<string>\",\n  \"items\": [\n    {\n      \"price\": \"<string>\",\n      \"quantity\": 123\n    }\n  ],\n  \"metadata\": {}\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.atlas.co/functions/v1/subscriptions/{subscription_id}")

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

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"cancel_at_period_end\": true,\n  \"default_payment_method\": \"<string>\",\n  \"items\": [\n    {\n      \"price\": \"<string>\",\n      \"quantity\": 123\n    }\n  ],\n  \"metadata\": {}\n}"

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

{
  "id": "<string>",
  "object": "subscription",
  "customer": "<string>",
  "current_period_start": 123,
  "current_period_end": 123,
  "trial_start": 123,
  "trial_end": 123,
  "cancel_at_period_end": true,
  "canceled_at": 123,
  "ended_at": 123,
  "collection_method": "<string>",
  "days_until_due": 123,
  "default_payment_method": "<string>",
  "items": {
    "object": "list",
    "data": [
      {
        "id": "<string>",
        "object": "subscription_item",
        "price": {
          "id": "<string>",
          "product": "<string>",
          "unit_amount": 123,
          "currency": "<string>",
          "recurring": {
            "interval": "<string>",
            "interval_count": 123
          }
        },
        "quantity": 123,
        "created": 123
      }
    ]
  },
  "latest_invoice": "<string>",
  "metadata": {},
  "created": 123
}

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