include('FastPayApi.php');
$apiId = 583;
$apiKey = 'nSqjryEhvZMy8DlgCaYdVPoHyRJxgxWN';

$fastPayApi = new FastPayApi();
$fastPayApi->setApiId($apiId);
$fastPayApi->setApiKey($apiKey);
$response = $fastPayApi->getUserBalance();
$data = json_decode ($response, true);
if ($data['status'] === 'success') {
$balance_trx = $data['data']['balance_trx']; // Баланс TRX
$balance_usdt = $data['data']['balance_usdt']; // Баланс USDT
$balance_usdc = $data['data']['balance_usdc']; // Баланс USDC
}