https://travis-ci.org/github/bitcoin/bitcoin/jobs/680452476#L6107
{
    return RPCHelpMan{"importwallet",
                "\nImports keys from a wallet dump file (see dumpwallet). Requires a new wallet backup to include imported keys.\n"
                "Note: Use \"getwalletinfo\" to query the scanning progress.\n",
                {
                    {"filename", RPCArg::Type::STR, RPCArg::Optional::NO, "The wallet file"},
                },
                RPCResult{RPCResult::Type::NONE, "", ""},
                RPCExamples{
            "\nDump the wallet\n"
            + HelpExampleCli("dumpwallet", "\"test\"") +
            "\nImport the wallet\n"
            + HelpExampleCli("importwallet", "\"test\"") +
            "\nImport using the json rpc call\n"
            + HelpExampleRpc("importwallet", "\"test\"")
                },
        [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
    std::shared_ptr<CWallet> const wallet = GetWalletForJSONRPCRequest(request);