post_install() {
    echo ""
    echo "> Example mainnet configuration files are located in /opt/go-nebulas-git/conf"
    echo "> You can use the default config by deleting the suffix (.example)"
    echo "> Then, you can use \"systemctl start go-nebulas\" to start the node"
    echo "> For more information, please visit: https://github.com/nebulasio/wiki/wiki"
    echo ""
}