curl --request POST \
  --url https://api.criteo.com/preview/marketing-solutions/ad-sets/search \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "data": {
    "type": "AdSetSearch",
    "attributes": {
      "adSetIds": null,
      "advertiserIds": [
        "12345"
      ],
      "campaignIds": null
    }
  }
}
'

import requests

url = "https://api.criteo.com/preview/marketing-solutions/ad-sets/search"

payload = { "data": {
        "type": "AdSetSearch",
        "attributes": {
            "adSetIds": None,
            "advertiserIds": ["12345"],
            "campaignIds": None
        }
    } }
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({
    data: {
      type: 'AdSetSearch',
      attributes: {adSetIds: null, advertiserIds: ['12345'], campaignIds: null}
    }
  })
};

fetch('https://api.criteo.com/preview/marketing-solutions/ad-sets/search', 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.criteo.com/preview/marketing-solutions/ad-sets/search",
  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([
    'data' => [
        'type' => 'AdSetSearch',
        'attributes' => [
                'adSetIds' => null,
                'advertiserIds' => [
                                '12345'
                ],
                'campaignIds' => null
        ]
    ]
  ]),
  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.criteo.com/preview/marketing-solutions/ad-sets/search"

	payload := strings.NewReader("{\n  \"data\": {\n    \"type\": \"AdSetSearch\",\n    \"attributes\": {\n      \"adSetIds\": null,\n      \"advertiserIds\": [\n        \"12345\"\n      ],\n      \"campaignIds\": null\n    }\n  }\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.criteo.com/preview/marketing-solutions/ad-sets/search")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"data\": {\n    \"type\": \"AdSetSearch\",\n    \"attributes\": {\n      \"adSetIds\": null,\n      \"advertiserIds\": [\n        \"12345\"\n      ],\n      \"campaignIds\": null\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.criteo.com/preview/marketing-solutions/ad-sets/search")

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  \"data\": {\n    \"type\": \"AdSetSearch\",\n    \"attributes\": {\n      \"adSetIds\": null,\n      \"advertiserIds\": [\n        \"12345\"\n      ],\n      \"campaignIds\": null\n    }\n  }\n}"

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

{
  "data": [
    {
      "attributes": {
        "advertiserId": "<string>",
        "attributionConfiguration": {
          "attributionMethod": "unknown",
          "lookbackWindow": "unknown"
        },
        "bidding": {
          "bidAmount": 123,
          "costController": "COS"
        },
        "budget": {
          "budgetAmount": 123,
          "budgetDeliverySmoothing": "accelerated",
          "budgetDeliveryWeek": "undefined",
          "budgetRenewal": "undefined",
          "budgetStrategy": "capped",
          "pacingBehavior": "undefined"
        },
        "campaignId": "<string>",
        "datasetId": "<string>",
        "destinationEnvironment": "undefined",
        "mediaType": "display",
        "name": "<string>",
        "objective": "customAction",
        "schedule": {
          "activationStatus": "on",
          "deliveryStatus": "draft",
          "endDate": {
            "value": "2023-11-07T05:31:56Z"
          },
          "startDate": {
            "value": "2023-11-07T05:31:56Z"
          }
        },
        "scheduledBudgets": [
          {
            "budgetAmount": 123,
            "budgetDeliverySmoothing": "accelerated",
            "budgetDeliveryWeek": "undefined",
            "budgetRenewal": "undefined",
            "budgetStrategy": "capped",
            "id": "<string>",
            "pacingBehavior": "undefined",
            "startDate": "2023-12-25"
          }
        ],
        "targeting": {
          "deliveryLimitations": {
            "devices": [
              "other"
            ],
            "environments": [
              "web"
            ],
            "operatingSystems": [
              "android"
            ]
          },
          "frequencyCapping": {
            "value": {
              "frequency": "hourly",
              "maximumImpressions": 123
            }
          },
          "geoLocation": {
            "countries": {
              "value": {
                "operand": "undefined",
                "values": [
                  "<string>"
                ]
              }
            },
            "subdivisions": {
              "value": {
                "operand": "undefined",
                "values": [
                  "<string>"
                ]
              }
            },
            "zipCodes": {
              "value": {
                "operand": "undefined",
                "values": [
                  "<string>"
                ]
              }
            }
          }
        },
        "videoChannel": "olv"
      },
      "id": "<string>",
      "type": "ReadAdSetV27Q1"
    }
  ],
  "errors": [
    {
      "code": "<string>",
      "detail": "<string>",
      "instance": "<string>",
      "source": {},
      "stackTrace": "<string>",
      "title": "<string>",
      "traceId": "<string>",
      "traceIdentifier": "<string>",
      "type": "unknown"
    }
  ],
  "warnings": [
    {
      "code": "<string>",
      "detail": "<string>",
      "instance": "<string>",
      "source": {},
      "stackTrace": "<string>",
      "title": "<string>",
      "traceId": "<string>",
      "traceIdentifier": "<string>",
      "type": "unknown"
    }
  ]
}