# Get Fees Endpoint: POST /api/v1/fees/calculate Security: Bearer ## Request fields (application/json): - `merchantId` (integer,null) - `railId` (integer,null) - `currency` (string, required) - `direction` (string,null) - `amountInUSD` (number, required) - `paymentMethodTypeId` (integer, required) Example: "1. STANDARD(ACH)|2.SAME_DAY(ACH)|3.DOMESTIC-WIRE|4.INTERNATIONAL-WIRE" ## Response 200 fields