curl --request GET \
  --url https://pushctl.com/api/v1/installations/{installationId} \
  --header 'Authorization: Bearer <token>'

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

fetch('https://pushctl.com/api/v1/installations/{installationId}', 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://pushctl.com/api/v1/installations/{installationId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

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

curl_close($curl);

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

import requests

url = "https://pushctl.com/api/v1/installations/{installationId}"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

{
  "data": {
    "id": "<string>",
    "installation_id": "<string>",
    "device": {
      "app_version": "<string>",
      "os_version": "<string>",
      "model": "<string>",
      "locale": "<string>",
      "timezone": "<string>"
    },
    "registered_at": "2023-11-07T05:31:56Z",
    "last_seen_at": "2023-11-07T05:31:56Z",
    "identifier_updated_at": "2023-11-07T05:31:56Z",
    "user_id": "<string>",
    "permission_updated_at": "2023-11-07T05:31:56Z",
    "invalidated_at": "2023-11-07T05:31:56Z",
    "invalid_reason": "<string>"
  }
}

{
  "message": "Unauthenticated."
}

{
  "message": "This action is unauthorized."
}

{
  "message": "Not Found"
}