### Get Account Balances

Source: https://www.bitstamp.net/api-psd2/index

Retrieves an array of your fiat balances (EUR, USD, GBP). You can optionally filter by a specific currency.

```APIDOC
## GET /api-external/psd2/v1/account-balances/

### Description
Returns an array of your fiat balances (EUR, USD, GBP).

### Method
GET

### Endpoint
https://www.bitstamp.net/api-external/psd2/v1/account-balances/

### Parameters
#### Query Parameters
- **currency** (string) - Optional - Filter by currency. Valid options: USD, EUR, GBP.

### Response
#### Success Response (200)
- **amount** (string) - Balance amount
- **currency** (string) - Balance currency

#### Response Example
```json
[
  {
    "amount": "1000.00",
    "currency": "EUR"
  },
  {
    "amount": "500.50",
    "currency": "USD"
  }
]
```

#### Error Response
- **code** (string) - Error code
- **message** (string) - Error Message

#### Error Response Example
```json
{
  "code": "400",
  "message": "Invalid currency specified."
}
```
```

--------------------------------

### GET /api-external/psd2/v1/transactions/

Source: https://www.bitstamp.net/api-psd2/index

Retrieves a paginated list of fiat transactions. Supports filtering by currency, sorting, and time range.

```APIDOC
## GET /api-external/psd2/v1/transactions/

### Description
Returns a paginated array of your fiat transactions. Supports filtering by currency, sorting options, and time parameters.

### Method
GET

### Endpoint
https://www.bitstamp.net/api-external/psd2/v1/transactions/

### Parameters
#### Query Parameters
- **currency** (string) - Optional - One of: USD, EUR, GBP.
- **sort** (string) - Optional - Sorting order: 'asc' for ascending (default), 'desc' for descending.
- **sinceTimestamp** (integer) - Optional - Show only transactions since this unix timestamp.
- **offset** (integer) - Optional - Skip this many transactions before returning results (default: 0, maximum: 200000).
- **sinceId** (integer) - Optional - Show only transactions from specified transaction ID. If used, 'limit' is set to 1000.
- **limit** (integer) - Optional - Limit result to this many transactions (default: 100; maximum: 1000).

### Request Example
```
GET https://www.bitstamp.net/api-external/psd2/v1/transactions/?currency=USD&sort=desc&limit=100
```

### Response
#### Success Response (200)
- **transactions** (array) - A paginated array of transaction objects.
  - **transactionId** (string) - Transaction ID (not available for pending transactions).
  - **amount** (string) - Transaction amount.
  - **currency** (string) - Transaction currency.
  - **datetime** (string) - Transaction UTC datetime in ISO format.
  - **type** (string) - Transaction type (e.g., Deposit, Withdrawal, Buy asset).
  - **fee** (string) - Transaction fee, if applicable.
  - **amountReceived** (string) - Amount received (on buy orders only).
  - **currencyReceived** (string) - Received currency (on buy orders only).
  - **amountPaid** (string) - Amount paid (on sell orders only).
  - **currencyPaid** (string) - Paid currency (on sell orders only).
  - **iban** (string) - Withdrawal account (on withdrawals only).
  - **bic** (string) - Bank account BIC (on withdrawals only).
  - **nameAndSurname** (string) - Name of account owner (on withdrawals only).
  - **reference** (string) - Reference string (e.g., USERNAME-reference).
  - **valueDate** (string) - Withdrawal UTC value datetime in ISO format (on withdrawals only).

#### Response Example (Success)
```json
{
  "transactions": [
    {
      "transactionId": "tx_12345abc",
      "amount": "-50.00",
      "currency": "EUR",
      "datetime": "2023-10-27T10:00:00Z",
      "type": "Withdrawal",
      "fee": "0.10",
      "iban": "DE89370400440532013000",
      "bic": "COBADEFFXXX",
      "nameAndSurname": "John Doe",
      "reference": "user123-ref",
      "valueDate": "2023-10-27T10:05:00Z"
    }
  ]
}
```

#### Error Response (e.g., 400)
- **code** (string) - Error code (e.g., API5003, Invalid offset).
- **message** (string) - Error message describing the issue.

#### Response Example (Error)
```json
{
  "code": "API5003",
  "message": "Invalid Currency"
}
```
```

=== COMPLETE CONTENT === This response contains all available snippets from this library. No additional content exists. Do not make further requests.