Does it make sense to decode the raw transaction in the wallet-rpc `gettransaction` call (or add an optional parameter to do so)?

See discussion in https://github.com/bitcoin/bitcoin/pull/15159#issuecomment-499051813
UniValue entry(UniValue::VOBJ);
            if (involvesWatchonly || (::IsMine(*pwallet, s.destination) & ISMINE_WATCH_ONLY)) {
                entry.pushKV("involvesWatchonly", true);
            }
            MaybePushAddress(entry, s.destination);
            entry.pushKV("category", "send");
            entry.pushKV("amount", ValueFromAmount(-s.amount));
            if (pwallet->mapAddressBook.count(s.destination)) {
                entry.pushKV("label", pwallet->mapAddressBook[s.destination].name);
            }
            entry.pushKV("vout", s.vout);
            entry.pushKV("fee", ValueFromAmount(-nFee));
            if (fLong)
                WalletTxToJSON(pwallet->chain(), locked_chain, wtx, entry);
            entry.pushKV("abandoned", wtx.isAbandoned());
            ret.push_back(entry);
        }
    }
    
    if (listReceived.size() > 0 && wtx.GetDepthInMainChain(locked_chain) >= nMinDepth)
    {
        for (const COutputEntry& r : listReceived)
        {
            std::string label;
            if (pwallet->mapAddressBook.count(r.destination)) {
                label = pwallet->mapAddressBook[r.destination].name;
            }
            if (filter_label && label != *filter_label) {
                continue;
            }