To retrieve a list of websites, submit a GET request to:
https://api.sendflow.pl/v1/websites
$url = "https://api.sendflow.pl/v1/websites";​$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_HTTPHEADER, ['Authorization: Basic <YOUR_API_KEY>']);curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);$result = curl_exec($ch);
curl --include \--header "Authorization: Basic <YOUR_API_KEY>" \https://api.sendflow.pl/v1/websites
[{"created": 1567758267,"uid": "https-sendflow-pl","website": "https://sendflow.pl"},{"created": 1569175653,"uid": "https-website-pl","website": "https://website.pl"}]