In mempool dump through
getrawmempool true, I see something called
It seems to be the same in all cases (just by looking at the dump). What exactly is it, how does it relate to
fee (that is also present)?
The help says
(numeric) transaction fee with fee deltas used for mining priority
but that is not very helpful; that just seems like normal fee.
edit: I went trough the file by iterating over the dump, and modifiedfee and fee are indeed the same on all the transactions.