{
  "SubscriberId": "SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441",
  "MessageFilterId": "MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1",
  "Contacts": ["+15555555555"]
}

curl -X POST https://api.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add \
  -H 'Authorization: Bearer YOUR_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{
    "SubscriberId": "SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441",
    "MessageFilterId": "MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1",
    "Contacts": ["+15555555555"]
  }'

import requests

url = "https://api.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add"

payload = {
    "SubscriberId": "SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441",
    "MessageFilterId": "MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1",
    "Contacts": ["+15555555555"]
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    SubscriberId: 'SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441',
    MessageFilterId: 'MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1',
    Contacts: ['+15555555555']
  })
};

fetch('https://api.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add', 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.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add",
  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([
    'SubscriberId' => 'SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441',
    'MessageFilterId' => 'MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1',
    'Contacts' => [
        '+15555555555'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "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.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add"

	payload := strings.NewReader("{\n  \"SubscriberId\": \"SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441\",\n  \"MessageFilterId\": \"MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1\",\n  \"Contacts\": [\n    \"+15555555555\"\n  ]\n}")

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

	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.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add")
  .header("Content-Type", "application/json")
  .body("{\n  \"SubscriberId\": \"SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441\",\n  \"MessageFilterId\": \"MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1\",\n  \"Contacts\": [\n    \"+15555555555\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.telegent.com/v1.0/subscribers/message-filter/allowed-contacts/add")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"SubscriberId\": \"SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441\",\n  \"MessageFilterId\": \"MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1\",\n  \"Contacts\": [\n    \"+15555555555\"\n  ]\n}"

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

{
  "FilterId": "MFID-7435d672-a2d0-451e-ab62-45499f5bc7a1",
  "SubscriberId": "SID-C7AB61E0-9AD9-4512-ACA8-EDA284131441",
  "AllowedContacts": [
    "+1111111111",
    "+2222222222",
    "+15555555555"
  ]
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}

{
  "StatusCode": 123,
  "Message": "<string>"
}