curl --request POST \
  --url https://api.hakumedia.ai/v2/campaigns/standard/{campaign_id}/catalog-ad-item-bulk-create \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "ad_items": [
    {
      "catalog_id": 46544,
      "catalog_item_identifier": "764747",
      "name": "SKU 44"
    }
  ]
}
'

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    ad_items: [{catalog_id: 46544, catalog_item_identifier: '764747', name: 'SKU 44'}]
  })
};

fetch('https://api.hakumedia.ai/v2/campaigns/standard/{campaign_id}/catalog-ad-item-bulk-create', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.hakumedia.ai/v2/campaigns/standard/{campaign_id}/catalog-ad-item-bulk-create"

payload = { "ad_items": [
        {
            "catalog_id": 46544,
            "catalog_item_identifier": "764747",
            "name": "SKU 44"
        }
    ] }
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.hakumedia.ai/v2/campaigns/standard/{campaign_id}/catalog-ad-item-bulk-create",
  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([
    'ad_items' => [
        [
                'catalog_id' => 46544,
                'catalog_item_identifier' => '764747',
                'name' => 'SKU 44'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

{
  "object": "error",
  "type": "ad_item_validation_error",
  "http_status": 400,
  "message": "One or more ad items failed validation.",
  "parameters": [
    {
      "index": 0,
      "ad_item": {
        "name": "SKU 84221824",
        "catalog_id": 10000,
        "catalog_item_identifier": "84221824"
      },
      "parameters": [
        {
          "field": "catalog_id",
          "type": "required",
          "message": "The field 'catalog_id' must be defined."
        }
      ]
    }
  ]
}

{
  "object": "standard_campaign_catalog_ad_item_bulk_create",
  "url": "/v2/campaigns/standard/10616/catalog-ad-item-bulk-create",
  "data": {
    "created": [
      {
        "ad_item": {
          "name": "Catalog Item with ID",
          "catalog_id": 123456,
          "catalog_item_identifier": "123456789",
          "location": null,
          "tracking_pixel": "https://example.com/",
          "tracking_pixels": [
            {
              "id": 123,
              "url": "<string>"
            }
          ],
          "metadata": [],
          "object": "catalog_ad_item",
          "self": "/v2/ad-items/catalog-item/14456",
          "id": 14456,
          "created_date": "2023-01-12 15:03:22",
          "last_modified": "2023-01-19 10:59:22",
          "deleted": false
        },
        "campaign_assignment": {
          "object": "campaign_assignment",
          "self": "/v2/campaign-assignments/8522",
          "id": 8522,
          "active": true,
          "advertisement": {
            "id": 518890709,
            "type": "catalog_ad_item"
          },
          "campaign": {
            "id": 10616,
            "type": "standard_campaign"
          },
          "weight": 1,
          "geo_target": 0,
          "platform_target": null,
          "data_key_target": null,
          "user_db_user_target": null,
          "impressions": "0",
          "clicks": "0"
        }
      }
    ],
    "failed": [
      {
        "error_message": "Catalog item identifier '84221824' is already in use in this campaign.",
        "error_type": "catalog_item_duplicate",
        "group_index": 0,
        "ad_item_index": 0,
        "ad_item": {
          "name": "SKU 84221824",
          "catalog_id": 10000,
          "catalog_item_identifier": "84221824"
        },
        "campaign_assignment": {
          "advertisement": {
            "id": 518890714,
            "type": "catalog_ad_item"
          },
          "campaign": {
            "id": 10616,
            "type": "standard_campaign"
          }
        }
      }
    ]
  }
}