Ledger currency code set for the payout (ISO 4217 3-character currency code), it indicates on which ledger the payout will be recorded. Supported ledger currency codes for payouts are EUR, USD, GBP, CAD, NZD, AUD, ZAR, JPY, BTC, BCH, GUSD, USDC, PAX, XRP, BUSD, DOGE, ETH, WBTC, DAI.