curl --request GET \
  --url https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id} \
  --header 'X-API-Key: <api-key>'

import requests

url = "https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}"

headers = {"X-API-Key": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {'X-API-Key': '<api-key>'}};

fetch('https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{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://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "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"
	"net/http"
	"io"
)

func main() {

	url := "https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("X-API-Key", "<api-key>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}")
  .header("X-API-Key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}")

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

request = Net::HTTP::Get.new(url)
request["X-API-Key"] = '<api-key>'

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

{
  "status": "success",
  "code": 200,
  "name": "OK",
  "message": "Custom Param Details",
  "info": {
    "custom-param": {
      "id": 135,
      "status": 1,
      "affiliates": [],
      "start_date": "2026-01-01",
      "end_date": "",
      "conditions": [
        {
          "type": 2,
          "permission": 2,
          "conditions": [
            1,
            2
          ]
        }
      ],
      "parameters": [
        {
          "type": 9,
          "cap_type": null,
          "goal_id": "",
          "parameter": "https://example.com/trafficback"
        }
      ],
      "created": 1788869389,
      "updated": 1788869488
    }
  }
}

{
  "status": "error",
  "code": 400,
  "name": "Bad Request",
  "message": "Request could not be parsed.",
  "info": {
    "errors": {}
  }
}

{
  "status": "error",
  "code": 401,
  "name": "Unauthorized",
  "message": "API key is invalid or missing."
}

{
  "status": "error",
  "code": 403,
  "name": "Forbidden",
  "message": "This endpoint is not available for your role."
}

{
  "status": "error",
  "code": 404,
  "name": "Not Found",
  "message": "Resource not found."
}

{
  "status": "error",
  "code": 500,
  "name": "Internal Server Error",
  "message": "An unexpected error occurred.",
  "info": {
    "errors": {}
  }
}