uint256 indexed projectId,
projectIdis the ID of the project who received any leftover funds after splits were paid out.
beneficiaryis the address that received the project's tokens, or recieved the leftover funds if there was no project ID.
tokenis the token that was paid.
amountis the amount that was paid, as a fixed point number.
decimalsis the amount of decimals in the amount.
leftoverAmountis the amount leftover after all splits were paid.
minReturnedTokensis the minimum amount of project tokens expected when paying the project any leftover amount.
preferClaimedTokensis a flag indicating if the project tokens resulting from paying the project with leftover funds should be claimed into the beneficiary's wallet.
memois the memo that was forwarded with the payment.
metadatais the metadata that was forwarded with the payment.
calleris the address that issued the transaction within which the event was emitted.