RPC bumpfee with an explicit feerate using `conf_target` and `estimate_mode` errors with `JSONRPCException: JSON integer out of range (-1)`.
if (involvesWatchonly || (pwallet->IsMine(s.destination) & ISMINE_WATCH_ONLY)) {
                entry.pushKV("involvesWatchonly", true);
            }
            MaybePushAddress(entry, s.destination);
            entry.pushKV("category", "send");
            entry.pushKV("amount", ValueFromAmount(-s.amount));
            const auto* address_book_entry = pwallet->FindAddressBookEntry(s.destination);
            if (address_book_entry) {
                entry.pushKV("label", address_book_entry->GetLabel());
            }
            entry.pushKV("vout", s.vout);
            entry.pushKV("fee", ValueFromAmount(-nFee));
            if (fLong)
                WalletTxToJSON(pwallet->chain(), wtx, entry);
            entry.pushKV("abandoned", wtx.isAbandoned());
            ret.push_back(entry);
        }
    }
    
    if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth) {
        for (const COutputEntry& r : listReceived)
        {
            std::string label;
            const auto* address_book_entry = pwallet->FindAddressBookEntry(r.destination);
            if (address_book_entry) {
                label = address_book_entry->GetLabel();
            }
            if (filter_label && label != *filter_label) {
                continue;
            }