Along with the toApprove object which contains the trunk and branch txs to approve, we get the message trytes which should contain the value of these txs. So it should be possible if both of these are 0-value to simply skip them and request new ones to avoid useless work in confirming spam txs.
Along with the toApprove object which contains the trunk and branch txs to approve, we get the message trytes which should contain the value of these txs. So it should be possible if both of these are 0-value to simply skip them and request new ones to avoid useless work in confirming spam txs.