webhook

1{
2  "type": "payment",
3  "uuid": "62f88b36-a9d5-4fa6-aa26-e040c3dbf26d",
4  "order_id": "97a75bf8eda5cca41ba9d2e104840fcd",
5  "amount": "3.00000000",
6  "payment_amount": "3.00000000",
7  "payment_amount_usd": "0.23",
8  "merchant_amount": "2.94000000",
9  "commission": "0.06000000",
10  "is_final": true,
11  "status": "paid",
12  "from": "THgEWubVc8tPKXLJ4VZ5zbiiAK7AgqSeGH",
13  "wallet_address_uuid": null,
14  "network": "tron",
15  "currency": "TRX",
16  "payer_currency": "TRX",
17  "additional_data": null,
18  "convert": {
19    "to_currency": "USDT",
20    "commission": null,
21    "rate": "0.07700000",
22    "amount": "0.22638000"
23  },
24  "txid": "6f0d9c8374db57cac0d806251473de754f361c83a03cd805f74aa9da3193486b",
25  "sign": "a76c0d77f3e8e1a419b138af04ab600a"
26}

1$data = file_get_contents('php://input');
2$data = json_decode($data, true);

1$sign = $data['sign'];
2unset($data['sign']);

1$hash = md5(base64_encode(json_encode($data, JSON_UNESCAPED_UNICODE)) . $apiPaymentKey);

1if (!hash_equals($hash, $sign)) {
2   return new InvalidHashException();
3}
4
5// or
6
7if ($hash !== $sign) {
8   return new InvalidHashException();
9}

1//  data array
2$data = [
3    'amount' => '20',
4    'currency' => 'USDT',
5    'network' => 'tron',
6    'txid' => 'someTxidWith/Slash'
7];
8
9// json data we send to webhooks
10$data = json_encode($data, true);
11echo $data;
12// Outputs a string, slash in txid is escaped, pay attention to this.
13// we send a webhook data with all escaped slashes
14// {"amount":"20","currency":"USD","network":"btc","txid":"someTxidWith/Slash"}

1const data = {
2    amount: '20',
3    currency: 'USDT',
4    network: 'tron',
5    txid: 'someTxidWith/Slash'
6};
7
8const jsonData = JSON.stringify(data);
9console.log(jsonData);
10// {"amount":"20","currency":"USDT","network":"tron","txid":"someTxidWith/Slash"}
11// slash in txid is not escaped and you will get error checking sign.
12// Instead, you should do it like this:
13// const jsonData = JSON.stringify(data).replace(///mg, "\/");
14