1. Convert
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  1. Convert

Convert · Business types

Parent: Overview · Updated: 2026-07-30
Code enum: BusinessType. Table below covers merchant Order API values only.

Four types#

businessTypeMeaningDirection
STABLE_BUYBuy stablecoinFiat → stablecoin
STABLE_SELLSell stablecoinStablecoin → fiat
STABLE_TRANSFERFiat transit (e.g. local currency → USD)Fiat → fiat; not USDC↔USDT
STABLE_SWAPStablecoin swapStablecoin → stablecoin (no fiat)

STABLE_BUY#

Fiat leaves VA or bank → stablecoin credited. Match paymentMethod.

STABLE_SELL#

Stablecoin leaves → fiat to VA or bank. Confirm via VA balance / bank advice.

STABLE_TRANSFER#

Fiat→fiat (e.g. BRL→USD). Never treat TRANSFER as a stablecoin swap.

STABLE_SWAP#

Stablecoin→stablecoin (e.g. USDT↔USDC when enabled). sourceAmount required; target-only reverse quotes are not supported yet.

paymentMethod#

paymentMethodTypical use
VIRTUAL_ACCOUNTBuy/Transfer pay from VA; Sell credit to VA
BANK_TRANSFERBuy/Transfer pay from bank; Sell credit to bank
Rules:
STABLE_BUY / STABLE_TRANSFER: VA pay → VIRTUAL_ACCOUNT; bank pay → BANK_TRANSFER
STABLE_SELL: credit VA → VIRTUAL_ACCOUNT; credit bank → BANK_TRANSFER
STABLE_SWAP: both sides stablecoin; follow enabled pairs
Pair availability: (businessType, paymentMethod, fromCurrency, toCurrency) must match getSupportedStablePairs.

price direction#

price is a one-way rate:
BRLUSDT: 1 BRL = ? USDT
USDTBRL: 1 USDT = ? BRL
Do not assume buy/sell sides share the same numeric direction.
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