Penta: Get account statement

penta.php

<?php
$email = "";
$pwd   = "";

$ch = curl_init("https://app.getpenta.com/api/users/login");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "content-type: application/json; charset=utf-8",
]);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
    "email" => $email,
    "password" => $pwd,
]));
$res = json_decode(curl_exec($ch), true);

if (!$res || empty($res["token"]) || empty($res["id_user"])) {
    return false;
}

$token = $res["token"];
$userid = $res["id_user"];

curl_setopt($ch, CURLOPT_POST, false);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "content-type: application/json; charset=utf-8",
    "penta-token: $token",
]);
curl_setopt($ch, CURLOPT_URL, "https://app.getpenta.com/api/users/$userid/business?details=true");
$res = json_decode(curl_exec($ch), true);

if (!$res || empty($res['id'])) {
    return false;
}

$companyid = $res["id"];

curl_setopt($ch, CURLOPT_URL, "https://app.getpenta.com/api/businesses/$companyid/accounts");
$res = json_decode(curl_exec($ch), true);

if (!$res || !count($res)) {
    return false;
}

$accid = $res[0]["id"];

if ($balance) {
    curl_setopt($ch, CURLOPT_URL, "https://app.getpenta.com/api/businesses/$companyid/accounts/$accid/balance");
    $res = json_decode(curl_exec($ch), true);

    if (!$res || !isset($res["value"])) {
        return false;
    }

    return $res["value"] / 100;
}

curl_setopt($ch, CURLOPT_URL, "https://app.getpenta.com/api/businesses/$companyid/accounts/$accid/transactions?page[number]=1&page[size]=50&states=[%22booked%22,+%22accepted%22]&currency=EUR&unit=cents&inflows=true&outflows=true&mode=list");
$res = json_decode(curl_exec($ch), true);

if (!is_array($res)) {
    return false;
}

return $res;