{
    "errors": [],
    "warnings": [
        [
            [
                "the value \"foo\" is an invalid choice, only \"Auto-detect proxy settings for this network\", \"Automatic proxy configuration URL\", \"Manual proxy configuration\", \"No proxy\" and \"Use system proxy settings\" are allowed, it will be ignored when loading from the YAML file \"../rougail-tutorials_builder/examples/010/config/04/config.yml\"",
                "proxy_mode",
                null
            ]
        ]
    ]
}