> ## Documentation Index
> Fetch the complete documentation index at: https://flashapi.phs.vn/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Underlying

> Returns underlying all asset data for an account.

## Endpoint

```text theme={null}
GET /oapi/accounts/:accountId/underlying/assets
```

Returns underlying asset data for an account.

### Required path parameters

* `accountId` — underlying sub account ID.

### Response fields

* `s` (`string`) — Request status. Always returns `ok`.
* `d` (`array`) — Account asset rows.

## Account Asset fields

* `afacctno` (`string`) — Sub-account number.
* `pp` (`number`) — Buying power.
* `balance` (`number`) — Cash balance.
* `balancemainsub` (`number`) — Main account balance.
* `baldefovd` (`number`) — Withdrawable cash balance.
* `totalcashsend` (`number`) — Total pending buy amount.
* `ovamt` (`number`) — Estimated loan amount for the day.
* `avladvance` (`number`) — Advanceable cash amount.
* `totalcashreceive` (`number`) — Total pending sell proceeds.
* `cashreceivingt1` (`number`) — T1 sell proceeds.
* `cashreceivingt2` (`number`) — T2 sell proceeds.
* `totalloan` (`number`) — Current loan balance.
* `dueamt` (`number`) — Due amount payable today.
* `addamt` (`number`) — Maintenance amount.
* `marginrate` (`number`) — Real-time ratio (RTT).
* `receiving_right` (`number`) — Pending dividend amount.

## cURL

```bash theme={null}
curl "$BASE_URL/oapi/accounts/$ACCOUNT_ID/underlying/assets" \
  -H "Authorization: Bearer $ACCESS_TOKEN"
```

## Example response

```json theme={null}
{
    "s": "ok",
    "d": [
        {
            "accounttype": "C",
            "fullname": "ĐOÀN XUÂN DƯƠNG",
            "afacctno": "0301001424",
            "descstatus": "Hoạt động",
            "pp": 176,
            "balancebuf": 176,
            "advanceline": 0,
            "baldefovd": 176,
            "bankavlbal": 0,
            "bankbalance": 0,
            "avladvance": 0,
            "aamt": 0,
            "bamt": 0,
            "odamt": 0,
            "dealpaidamt": 0,
            "outstanding": 0,
            "floatamt": 0,
            "receiving": 0,
            "netting": 0,
            "cashreceivingt0": 0,
            "cashreceivingt1": 0,
            "cashreceivingt2": 0,
            "cashreceivingt3": 0,
            "totalcashreceive": 0,
            "cashreceivingtn": 0,
            "cashsendingt0": 0,
            "totalcashsend": 0,
            "cashsendingt1": 0,
            "cashsendingt2": 0,
            "cashsendingt3": 0,
            "cashsendingtn": 0,
            "cashpendwithdraw": 0,
            "cashpendtransfer": 0,
            "avladvt3": 0,
            "avladvt1": 0,
            "avladvt2": 0,
            "cashpendingsend": 0,
            "casht2sending": 0,
            "avlwithdraw": 176,
            "ppref": 176,
            "advlimit": 0,
            "seamt": 0,
            "dueamt": 0,
            "ovamt": 0,
            "marginrate": 100000,
            "callamtmb": 0,
            "callamtmr": 0,
            "callamtmc": 0,
            "t0odamt": 0,
            "dpodamt": 0,
            "careceiving": 0,
            "balancemainsub": 176,
            "addamt": 0,
            "balance": 176,
            "corebank": "N",
            "totalloan": 0,
            "netassval": 176,
            "pnlamt": 0,
            "sesecured": 0,
            "mrirate": 0,
            "exctime": "14:58:29",
            "payinday": -176,
            "receivingright": 0,
            "totalbalance": 176,
            "iscorebank": "N",
            "bankstatus": null
        }
    ]
}
```

> Replace `BASE_URL`, `ACCOUNT_ID`, and `ACCESS_TOKEN` with your values.