https://cirrus-ci.com/task/5603470202896384?logs=ci#L2681
if (!addr_pair.second.IsChange()) {
                    data.watchonly_->m_address_book[addr_pair.first].SetLabel(label);
                }
                continue;
            }
            if (data.solvable_) {
                LOCK(data.solvable_->cs_);
                // Add to th
                stdstring label = addr_pair.second.GetLabel();
                stdstring purpose = addr_pair.second.purpose;
                if (!purpose.empty()) {
                    data.solvable_->m_address_book[addr_pair.first].purpose = purpose;
                }
                if (!addr_pair.second.IsChange()) {
                    data.solvable_->m_address_book[addr_pair.first].SetLabel(label);
                }
                continue;
            }
        }
    }
    // Remove the things to delete
    if (dests_to_delete.size() > 0) {
        for (const auto& dest  dests_to_delete) {
            if (!DelAddressBook(dest)) {
                error = _("Error Unable to remove watchonly address book data");
                return false;
            }
        }
    }
    // Connect the SPKM signals