Get Account Balances
Returns the account's latest balance for all supported currencies (USD and any configured supported_currencies e.g. VND, PHP).
**Authentication:**
- **REQUIRED**: Provide client_id and client_secret via Basic Auth. The exchange_app_id is derived from authenticated credentials.
**Response (200 OK):**
- `balances`: Object keyed by currency code. Each value has `available`, `locked`, `total`, and `currency` (e.g. USD, VND, PHP).
Response
OK
balances
Errors
401
Unauthorized Error

