> For a complete documentation index, fetch https://docs.voximplant.ai/llms.txt

# AppendToCallList

POST https://api.voximplant.com/platform_api/AppendToCallList
Content-Type: multipart/form-data

Appends a new task to the existing call list.

This method accepts CSV files with custom delimiters, such a commas (,), semicolons (;) and other. To specify a delimiter, pass it to the **delimiter** parameter.

Allowed roles: `Owner`, `Admin`, `Developer`, `Call list manager`.

Reference: https://docs.voximplant.ai/api-reference/management-api/reference/call-lists/append-to-call-list

## Authentication

- `Authorization` header (bearer token, required) — Voximplant Management API uses signed JWT tokens generated from your service-account private key. Pass the token in the `Authorization` header as a Bearer value: ``` Authorization: Bearer $VOXIMPLANT_TOKEN ``` See [Authorization](/api-reference/management-api/authorization) for ready-to-copy snippets in bash, Python, Node.js and Go that turn your `credentials.json` into a token.

## Request

### Query parameters

- `list_id` (integer, optional) — Call list ID. **Required** unless **list_name** is provided.
- `encoding` (string, optional) — Encoding file. The default value is UTF-8
- `escape` (string, optional) — Escape character for parsing csv
- `delimiter` (string, optional) — Separator values. The default value is ';'

### Body (multipart/form-data)

This endpoint expects a multipart form containing a file.

- `file_content` (file, required) — Send as the request body or multiform

## Response

### 200

Successful response

- `result` (boolean, optional) — Whether the request completed successfully
- `count` (integer, optional) — Number of stored records
- `list_id` (integer, optional) — List ID
- `batch_id` (AppendToCallListPostResponsesContentApplicationJsonSchemaBatchId, optional) — Batch UUID

## Types

### AppendToCallListPostResponsesContentApplicationJsonSchemaBatchId

Batch UUID

## Examples

**Request**

```json
{
  "file_content": "<file: contacts_upload.csv>"
}
```

**Response**

```json
{
  "result": true,
  "count": 25,
  "list_id": 42,
  "batch_id": "a3f1c9d2-7b4e-4f8a-9c3d-2e5f7b8a9c01"
}
```

**SDK Code**

```python Example 1
import requests

url = "https://api.voximplant.com/platform_api/AppendToCallList"

files = { "file_content": "open('contacts_upload.csv', 'rb')" }
headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, files=files, headers=headers)

print(response.json())
```

```javascript Example 1
const url = 'https://api.voximplant.com/platform_api/AppendToCallList';
const form = new FormData();
form.append('file_content', 'contacts_upload.csv');

const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

options.body = form;

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go Example 1
package main

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

func main() {

	url := "https://api.voximplant.com/platform_api/AppendToCallList"

	payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_content\"; filename=\"contacts_upload.csv\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby Example 1
require 'uri'
require 'net/http'

url = URI("https://api.voximplant.com/platform_api/AppendToCallList")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_content\"; filename=\"contacts_upload.csv\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n"

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

```java Example 1
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://api.voximplant.com/platform_api/AppendToCallList")
  .header("Authorization", "Bearer <token>")
  .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_content\"; filename=\"contacts_upload.csv\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n")
  .asString();
```

```php Example 1
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api.voximplant.com/platform_api/AppendToCallList', [
  'multipart' => [
    [
        'name' => 'file_content',
        'filename' => 'contacts_upload.csv',
        'contents' => null
    ]
  ]
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

echo $response->getBody();
```

```csharp Example 1
using RestSharp;

var client = new RestClient("https://api.voximplant.com/platform_api/AppendToCallList");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "Bearer <token>");
request.AddParameter("undefined", "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_content\"; filename=\"contacts_upload.csv\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift Example 1
import Foundation

let headers = ["Authorization": "Bearer <token>"]
let parameters = [
  [
    "name": "file_content",
    "fileName": "contacts_upload.csv"
  ]
]

let boundary = "---011000010111000001101001"

var body = ""
var error: NSError? = nil
for param in parameters {
  let paramName = param["name"]!
  body += "--\(boundary)\r\n"
  body += "Content-Disposition:form-data; name=\"\(paramName)\""
  if let filename = param["fileName"] {
    let contentType = param["content-type"]!
    let fileContent = String(contentsOfFile: filename, encoding: String.Encoding.utf8)
    if (error != nil) {
      print(error as Any)
    }
    body += "; filename=\"\(filename)\"\r\n"
    body += "Content-Type: \(contentType)\r\n\r\n"
    body += fileContent
  } else if let paramValue = param["value"] {
    body += "\r\n\r\n\(paramValue)"
  }
}

let request = NSMutableURLRequest(url: NSURL(string: "https://api.voximplant.com/platform_api/AppendToCallList")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```