curl --request PUT \
  --url https://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_id} \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "description": "Extended through New Year",
  "end_date": "2027-01-07T23:59:59Z",
  "promotional_price": {
    "amount": "8.99",
    "currency": "USD"
  }
}
'

import requests

url = "https://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_id}"

payload = {
    "description": "Extended through New Year",
    "end_date": "2027-01-07T23:59:59Z",
    "promotional_price": {
        "amount": "8.99",
        "currency": "USD"
    }
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    description: 'Extended through New Year',
    end_date: '2027-01-07T23:59:59Z',
    promotional_price: {amount: '8.99', currency: 'USD'}
  })
};

fetch('https://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_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://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'description' => 'Extended through New Year',
    'end_date' => '2027-01-07T23:59:59Z',
    'promotional_price' => [
        'amount' => '8.99',
        'currency' => 'USD'
    ]
  ]),
  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://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_id}"

	payload := strings.NewReader("{\n  \"description\": \"Extended through New Year\",\n  \"end_date\": \"2027-01-07T23:59:59Z\",\n  \"promotional_price\": {\n    \"amount\": \"8.99\",\n    \"currency\": \"USD\"\n  }\n}")

	req, _ := http.NewRequest("PUT", 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.put("https://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_id}")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"description\": \"Extended through New Year\",\n  \"end_date\": \"2027-01-07T23:59:59Z\",\n  \"promotional_price\": {\n    \"amount\": \"8.99\",\n    \"currency\": \"USD\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://www.closient.com/retailers/api/v1/in-store-promotions/{promotion_id}")

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

request = Net::HTTP::Put.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"description\": \"Extended through New Year\",\n  \"end_date\": \"2027-01-07T23:59:59Z\",\n  \"promotional_price\": {\n    \"amount\": \"8.99\",\n    \"currency\": \"USD\"\n  }\n}"

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

{
  "description": "Black Friday weekend",
  "end_date": "2026-12-31T23:59:59Z",
  "id": "9f8e7d6c-5b4a-3210-fedc-ba9876543210",
  "is_active": true,
  "metadata": {
    "campaign_id": "bf-2026"
  },
  "offer_id": "c4d5e6f7-8901-2345-abcd-ef6789012345",
  "promotion_type": "SEASONAL",
  "promotional_price": {
    "amount": "9.99",
    "currency": "USD"
  },
  "short_id": "keATfB8VP2gSjcnTbsMNQL",
  "start_date": "2026-11-25T00:00:00Z"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}

{
  "detail": "The requested resource was not found.",
  "error_code": "not_found",
  "retryable": false,
  "status": 404,
  "timestamp": "2026-03-31T12:00:00+00:00",
  "title": "Not Found",
  "type": "https://closient.com/docs/errors/not_found"
}