curl --request PATCH \
  --url https://api.parceltracer.com/v1/external/orders/{order_id}/ \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <api-key>' \
  --data '
{
  "reference_id": "<string>",
  "is_critical": true,
  "cod": [
    [
      "<string>"
    ]
  ],
  "number_of_packages": 123,
  "description": "<string>",
  "notes": "<string>",
  "return_reason": "<string>"
}
'

import requests

url = "https://api.parceltracer.com/v1/external/orders/{order_id}/"

payload = {
    "reference_id": "<string>",
    "is_critical": True,
    "cod": [["<string>"]],
    "number_of_packages": 123,
    "description": "<string>",
    "notes": "<string>",
    "return_reason": "<string>"
}
headers = {
    "X-Api-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {'X-Api-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    reference_id: '<string>',
    is_critical: true,
    cod: [['<string>']],
    number_of_packages: 123,
    description: '<string>',
    notes: '<string>',
    return_reason: '<string>'
  })
};

fetch('https://api.parceltracer.com/v1/external/orders/{order_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.parceltracer.com/v1/external/orders/{order_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([
    'reference_id' => '<string>',
    'is_critical' => true,
    'cod' => [
        [
                '<string>'
        ]
    ],
    'number_of_packages' => 123,
    'description' => '<string>',
    'notes' => '<string>',
    'return_reason' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Api-Key: <api-key>"
  ],
]);

$response = curl_exec($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.parceltracer.com/v1/external/orders/{order_id}/"

	payload := strings.NewReader("{\n  \"reference_id\": \"<string>\",\n  \"is_critical\": true,\n  \"cod\": [\n    [\n      \"<string>\"\n    ]\n  ],\n  \"number_of_packages\": 123,\n  \"description\": \"<string>\",\n  \"notes\": \"<string>\",\n  \"return_reason\": \"<string>\"\n}")

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

	req.Header.Add("X-Api-Key", "<api-key>")
	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.parceltracer.com/v1/external/orders/{order_id}/")
  .header("X-Api-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"reference_id\": \"<string>\",\n  \"is_critical\": true,\n  \"cod\": [\n    [\n      \"<string>\"\n    ]\n  ],\n  \"number_of_packages\": 123,\n  \"description\": \"<string>\",\n  \"notes\": \"<string>\",\n  \"return_reason\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.parceltracer.com/v1/external/orders/{order_id}/")

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

request = Net::HTTP::Patch.new(url)
request["X-Api-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"reference_id\": \"<string>\",\n  \"is_critical\": true,\n  \"cod\": [\n    [\n      \"<string>\"\n    ]\n  ],\n  \"number_of_packages\": 123,\n  \"description\": \"<string>\",\n  \"notes\": \"<string>\",\n  \"return_reason\": \"<string>\"\n}"

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

{
  "order_id": "179",
  "reference_id": "123",
  "is_exchange": false,
  "workflow": "STANDARD",
  "tracking_link": "https://prod.parceltracer.app/tracking/9kQz2Lp4x",
  "order_url": "https://acme.parceltracer.app/order/79",
  "is_critical": true,
  "merchant_location": 1,
  "cod": [
    [
      "LBP",
      "2000000.00"
    ],
    [
      "USD",
      "50.50"
    ]
  ],
  "delivery_fee": [
    [
      "USD",
      "3.00"
    ]
  ],
  "number_of_packages": 1,
  "description": "2x T-Shirt (Size: M)",
  "notes": "",
  "return_reason": "",
  "delivery_state": "CREATED",
  "payment_state": "UNPAID",
  "merchant_invoice": null,
  "integration_items": [
    {
      "name": "T-Shirt (Size: M)",
      "quantity": 2,
      "price": "19.99",
      "currency": "USD",
      "image_url": "https://shop.example.com/img/tshirt.png",
      "source_url": "https://shop.example.com/products/tshirt"
    }
  ],
  "source_url": "https://shop.example.com/orders/1042",
  "statestamps": [
    {
      "delivery_state": "CREATED",
      "payment_state": "UNPAID",
      "timestamp": "2026-07-22T23:02:34.268588+03:00"
    }
  ],
  "customer": {
    "id": 9707,
    "name": "Joelle",
    "phone_number": "+96131234567",
    "secondary_phone_number": null,
    "email": ""
  },
  "customer_location": {
    "id": 9689,
    "area": {
      "id": 55,
      "name_ar": "بلدي",
      "name_en": "Balde",
      "district": "Akkar",
      "lat": "34.560760000000000",
      "long": "36.144910000000000",
      "maps_link": "http://maps.google.com/maps?q=34.56076,36.14491",
      "code": "LBN0055",
      "is_external": false,
      "area_group": null
    },
    "directions": ""
  }
}

{
  "error": "true",
  "message": "Validation failed.",
  "details": "workflow: \"STANDARDS\" is not a valid choice."
}

{
  "error": "true",
  "message": "Resource not found.",
  "details": "detail: Not found."
}

{
  "error": "true",
  "message": "Unexpected error.",
  "details": "Internal server error"
}