Fiat Order Request Body
| Name | Type | Description | Notes |
|---|---|---|---|
| type | str | BUY for on-ramp, SELL for off-ramp | |
| side | str | The side returned by the quote endpoint (used for order validation). For backward compatibility, `FIAT`/`CRYPTO` or `PAY`/`GET` are accepted; new integrations should use the value returned by the quote response. | |
| crypto_currency | str | Cryptocurrency (supported currencies can be queried from the OTC web fiat quote page) | |
| fiat_currency | str | Fiat currency (supported currencies can be queried from the OTC web fiat quote page) | |
| crypto_amount | str | Amount of cryptocurrency | |
| fiat_amount | str | Fiat amount | |
| promotion_code | str | Promotion code | [optional] |
| quote_token | str | Parameter returned by the quote API | |
| bank_id | str | Bank card ID used to place the order. Select one from the list returned by `GET /otc/bank/list`; the default card has `is_default=1`. |