curl --request POST \
  --url https://api.gamecart.gg/v1/seller/orders/{orderId}/notes \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "content": "Delivered by hand after a support ticket."
}
'

import requests

url = "https://api.gamecart.gg/v1/seller/orders/{orderId}/notes"

payload = { "content": "Delivered by hand after a support ticket." }
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({content: 'Delivered by hand after a support ticket.'})
};

fetch('https://api.gamecart.gg/v1/seller/orders/{orderId}/notes', 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.gamecart.gg/v1/seller/orders/{orderId}/notes",
  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([
    'content' => 'Delivered by hand after a support ticket.'
  ]),
  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.gamecart.gg/v1/seller/orders/{orderId}/notes"

	payload := strings.NewReader("{\n  \"content\": \"Delivered by hand after a support ticket.\"\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.gamecart.gg/v1/seller/orders/{orderId}/notes")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"content\": \"Delivered by hand after a support ticket.\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.gamecart.gg/v1/seller/orders/{orderId}/notes")

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  \"content\": \"Delivered by hand after a support ticket.\"\n}"

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

{
  "author": {
    "name": "Fulfillment",
    "type": "API_TOKEN"
  },
  "content": "Delivered by hand after a support ticket.",
  "createdAt": "2026-09-25T14:10:00.000Z",
  "id": 812
}

{
  "code": "ORDER_NOT_FOUND",
  "detail": "Order not found.",
  "errors": [
    {
      "code": "validation.required",
      "field": "content",
      "message": "This field is required."
    }
  ],
  "instance": "/v1/seller/orders/GC-NOPE",
  "requiredScope": [
    "orders:read",
    "orders:buyer:read"
  ],
  "retryAfterSeconds": 17,
  "status": 404,
  "title": "Not Found",
  "traceId": "ede70d1d-66d8-4af7-9a4e-a8775b047380",
  "type": "about:blank"
}

{
  "code": "ORDER_NOT_FOUND",
  "detail": "Order not found.",
  "errors": [
    {
      "code": "validation.required",
      "field": "content",
      "message": "This field is required."
    }
  ],
  "instance": "/v1/seller/orders/GC-NOPE",
  "requiredScope": [
    "orders:read",
    "orders:buyer:read"
  ],
  "retryAfterSeconds": 17,
  "status": 404,
  "title": "Not Found",
  "traceId": "ede70d1d-66d8-4af7-9a4e-a8775b047380",
  "type": "about:blank"
}

{
  "code": "ORDER_NOT_FOUND",
  "detail": "Order not found.",
  "errors": [
    {
      "code": "validation.required",
      "field": "content",
      "message": "This field is required."
    }
  ],
  "instance": "/v1/seller/orders/GC-NOPE",
  "requiredScope": [
    "orders:read",
    "orders:buyer:read"
  ],
  "retryAfterSeconds": 17,
  "status": 404,
  "title": "Not Found",
  "traceId": "ede70d1d-66d8-4af7-9a4e-a8775b047380",
  "type": "about:blank"
}

{
  "code": "ORDER_NOT_FOUND",
  "detail": "Order not found.",
  "errors": [
    {
      "code": "validation.required",
      "field": "content",
      "message": "This field is required."
    }
  ],
  "instance": "/v1/seller/orders/GC-NOPE",
  "requiredScope": [
    "orders:read",
    "orders:buyer:read"
  ],
  "retryAfterSeconds": 17,
  "status": 404,
  "title": "Not Found",
  "traceId": "ede70d1d-66d8-4af7-9a4e-a8775b047380",
  "type": "about:blank"
}

{
  "code": "ORDER_NOT_FOUND",
  "detail": "Order not found.",
  "errors": [
    {
      "code": "validation.required",
      "field": "content",
      "message": "This field is required."
    }
  ],
  "instance": "/v1/seller/orders/GC-NOPE",
  "requiredScope": [
    "orders:read",
    "orders:buyer:read"
  ],
  "retryAfterSeconds": 17,
  "status": 404,
  "title": "Not Found",
  "traceId": "ede70d1d-66d8-4af7-9a4e-a8775b047380",
  "type": "about:blank"
}

{
  "code": "ORDER_NOT_FOUND",
  "detail": "Order not found.",
  "errors": [
    {
      "code": "validation.required",
      "field": "content",
      "message": "This field is required."
    }
  ],
  "instance": "/v1/seller/orders/GC-NOPE",
  "requiredScope": [
    "orders:read",
    "orders:buyer:read"
  ],
  "retryAfterSeconds": 17,
  "status": 404,
  "title": "Not Found",
  "traceId": "ede70d1d-66d8-4af7-9a4e-a8775b047380",
  "type": "about:blank"
}