post
https://open-api.guesty.com/v1/expenses-api/expenses
Creates a new manual expense.
Validates the expense date against the lock period and rejects creation if the date is locked.
Required fields: name, expenseDate, categoryId, chargeableAmount, currency, paymentShareAmountType, revenueShareAmountType, shares, and shareOption. Either owners or listingIds must be provided (mutually exclusive).
Type (owner_charge or pmc_expense) is optional. If omitted, it is derived from the shares array: PMC_EXPENSE when PMC pays (or both PMC and Owner pay), OWNER_CHARGE when only Owner pays. If provided, it must match the calculated type from shares.