## Documentation Index

Fetch the complete documentation index at: [/llms.txt](https://developers.criteo.com/llms.txt)

Use this file to discover all available pages before exploring further.

/2026-01/retail-media/reports/unfilled-placements

### cURL

```bash
curl --request POST \
  --url https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "data": {
    "type": "<string>"
  }
}
'```

```python
import requests

url = "https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements"

payload = { "data": { "type": "<string>" } }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)
```

```javascript
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({data: {type: '<string>'}})
};

fetch('https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
```

```php
<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements",
  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' => '<string>'
    ]
  ]),
  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;
}
?>
```

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

url := "https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements"

payload := strings.NewReader("{\n  \"data\": {\n    \"type\": \"<string>\"\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))
}
```

```java
HttpResponse<String> response = Unirest.post("https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"data\": {\n    \"type\": \"<string>\"\n  }\n}")
  .asString();
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.criteo.com/2026-01/retail-media/reports/unfilled-placements")

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\": \"<string>\"\n  }\n}"

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

### Response

```json
{
  "data": {
    "attributes": {
      "createdAt": "<string>",
      "expiresAt": "<string>",
      "fileSizeBytes": 123,
      "id": "<string>",
      "md5CheckSum": "<string>",
      "message": "<string>",
      "rowCount": 123
    },
    "id": "<string>",
    "type": "<string>"
  },
  "errors": [
    {
      "code": "<string>",
      "detail": "<string>",
      "instance": "<string>",
      "source": {},
      "stackTrace": "<string>",
      "title": "<string>",
      "traceId": "<string>",
      "traceIdentifier": "<string>"
    }
  ],
  "warnings": [
    {
      "code": "<string>",
      "detail": "<string>",
      "instance": "<string>",
      "source": {},
      "stackTrace": "<string>",
      "title": "<string>",
      "traceId": "<string>",
      "traceIdentifier": "<string>"
    }
  ]
}
```

### Authorizations

**Authorization**  
string  
header  
required  
The access token received from the authorization server in the OAuth 2.0 flow.

### Body

**application/json**  
A top-level object that encapsulates a Criteo API request for a single value

### Response

**200 - application/json**  
Success  
Async Report response format

**data**  
object | null  
A class that represents a domain entity exposed by an API

**errors**  
object[] | null  
read-only

**warnings**  
object[] | null  
read-only