curl --request PUT \
  --url https://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id} \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "status": 1,
  "start_date": "2026-01-01",
  "end_date": "",
  "affiliates": "",
  "conditions": [
    {
      "type": 2,
      "permission": 2,
      "conditions": [
        1,
        2
      ]
    }
  ],
  "parameters": [
    {
      "type": 9,
      "cap_type": null,
      "goal_id": "",
      "parameter": "https://example.com/trafficback"
    }
  ]
}
'

import requests

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

payload = {
    "status": 1,
    "start_date": "2026-01-01",
    "end_date": "",
    "affiliates": "",
    "conditions": [
        {
            "type": 2,
            "permission": 2,
            "conditions": [1, 2]
        }
    ],
    "parameters": [
        {
            "type": 9,
            "cap_type": None,
            "goal_id": "",
            "parameter": "https://example.com/trafficback"
        }
    ]
}
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({
    status: 1,
    start_date: '2026-01-01',
    end_date: '',
    affiliates: '',
    conditions: [{type: 2, permission: 2, conditions: [1, 2]}],
    parameters: [
      {
        type: 9,
        cap_type: null,
        goal_id: '',
        parameter: 'https://example.com/trafficback'
      }
    ]
  })
};

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 => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'status' => 1,
    'start_date' => '2026-01-01',
    'end_date' => '',
    'affiliates' => '',
    'conditions' => [
        [
                'type' => 2,
                'permission' => 2,
                'conditions' => [
                                1,
                                2
                ]
        ]
    ],
    'parameters' => [
        [
                'type' => 9,
                'cap_type' => null,
                'goal_id' => '',
                'parameter' => 'https://example.com/trafficback'
        ]
    ]
  ]),
  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://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}"

	payload := strings.NewReader("{\n  \"status\": 1,\n  \"start_date\": \"2026-01-01\",\n  \"end_date\": \"\",\n  \"affiliates\": \"\",\n  \"conditions\": [\n    {\n      \"type\": 2,\n      \"permission\": 2,\n      \"conditions\": [\n        1,\n        2\n      ]\n    }\n  ],\n  \"parameters\": [\n    {\n      \"type\": 9,\n      \"cap_type\": null,\n      \"goal_id\": \"\",\n      \"parameter\": \"https://example.com/trafficback\"\n    }\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://{domain}/api/v2/network/offers/{offer_id}/custom-params/{id}")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"status\": 1,\n  \"start_date\": \"2026-01-01\",\n  \"end_date\": \"\",\n  \"affiliates\": \"\",\n  \"conditions\": [\n    {\n      \"type\": 2,\n      \"permission\": 2,\n      \"conditions\": [\n        1,\n        2\n      ]\n    }\n  ],\n  \"parameters\": [\n    {\n      \"type\": 9,\n      \"cap_type\": null,\n      \"goal_id\": \"\",\n      \"parameter\": \"https://example.com/trafficback\"\n    }\n  ]\n}")
  .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::Put.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"status\": 1,\n  \"start_date\": \"2026-01-01\",\n  \"end_date\": \"\",\n  \"affiliates\": \"\",\n  \"conditions\": [\n    {\n      \"type\": 2,\n      \"permission\": 2,\n      \"conditions\": [\n        1,\n        2\n      ]\n    }\n  ],\n  \"parameters\": [\n    {\n      \"type\": 9,\n      \"cap_type\": null,\n      \"goal_id\": \"\",\n      \"parameter\": \"https://example.com/trafficback\"\n    }\n  ]\n}"

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

{
  "status": "success",
  "code": 200,
  "name": "OK",
  "message": "<string>",
  "info": {
    "custom-param": {
      "id": 123,
      "status": 123,
      "affiliates": [
        {
          "id": 123,
          "title": "<string>"
        }
      ],
      "start_date": "<string>",
      "end_date": "<string>",
      "conditions": [
        {
          "type": 123,
          "permission": 123,
          "conditions": [
            {}
          ]
        }
      ],
      "parameters": [
        {
          "type": 123,
          "parameter": "<string>",
          "cap_type": 123,
          "goal_id": {
            "id": 123
          }
        }
      ],
      "created": 123,
      "updated": 123
    }
  }
}

{
  "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": 422,
  "name": "Unprocessable entity",
  "message": "Validation error",
  "info": {
    "errors": {
      "email": [
        "Email cannot be blank."
      ],
      "currency": [
        "Currency must be a valid ISO code."
      ]
    }
  }
}

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