# Webhook

**Event data**

<table><thead><tr><th width="245">Parameter</th><th width="142.33333333333331">Data Type</th><th>Description</th></tr></thead><tbody><tr><td>refundRequestId</td><td>String</td><td>Refund/Remitout request id</td></tr><tr><td>type</td><td>String</td><td>Webhook type:<br>Default value "REFUND"</td></tr><tr><td>collectionTransId</td><td>String</td><td>Collection's TransactionId of current refund request</td></tr><tr><td>status</td><td>String</td><td>Refund request status, Include:<br>PENDING: Refund request is waiting for approval.<br>APPROVED: Refund request was approved.<br>REJECTED: Refund request was rejected.</td></tr><tr><td>bankSwiftCode</td><td>String</td><td>Refund/Remitout bank swift code.</td></tr><tr><td>bankAccountNumber</td><td>String</td><td>Refund to bank acount number</td></tr><tr><td>bankAccountName</td><td>String</td><td>Refund to bank acount name.</td></tr><tr><td>amount</td><td>Number</td><td>Amount of refund request in VND</td></tr><tr><td>note</td><td>String</td><td>Note for refund request</td></tr><tr><td>secureHash</td><td><p>String</p><p>(Base64)</p></td><td>Use SHA256 to hash the above parameters (Not include optional params) (sort the key by Alphabet order) + Secret Key (configured on Merchant Portal, in the Collection service menu)</td></tr></tbody></table>

### Sample data

```json
{
  "requestId": "REFUND-443826686072",
  "type": "REFUND",
  "collectionTransId": "FT24323L4AAA",
  "amount": "150000",
  "bankSwiftCode": "SCBLSG22XXX",
  "bankAccountNumber": "0107201111",
  "bankAccountName": "STANDARD CHARTERED BANK TEST ACCOUNT",
  "status": "PENDING",
  "note": "Waiting for approval",
  "secureHash": "1CBpykYjBbeMKj7qQwEsuXH7Ekj8g726/BMNcLN5eIs="
}
```

With the secretKey "SUMTING", the string used to create secureHash will be:

```
150000STANDARD CHARTERED BANK TEST ACCOUNT0107201111SCBLSG22XXXFT24323L4AAAWaiting for approvalREFUND-443826686072PENDINGREFUNDSUMTING
```


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