uint256 indexed projectId,
uint256 indexed amount,
uint256 indexed refundedFees,
projectIdis the ID of the project having held fees refunded.
amountis the amount being used to refund the held fees.
refundedFeesis the amount of fees that were refunded.
leftoverAmountis the leftover funds that weren't needed to refund all held fees.
calleris the address that issued the transaction within which the event was emitted.