Make claimWithSignature (see how UniSwap does it) Basically recover signer, then check mapping nonce[signer] and make sure current nonce is larger than last one, and save it in that same slot.
Make claimWithSignature (see how UniSwap does it)
Basically recover signer, then check mapping nonce[signer] and make sure current nonce is larger than last one, and save it in that same slot.