{
    "main1_overwritten_by_sub1_scalar":"o1",
    "main1_overwritten_by_sub1_array":[
        "o1",
        "o2",
        {
            "o3":"o4"
        }
    ],
    "main1_overwritten_by_sub1_hash":{
        "o1":"o2",
        "o3":[
            "o4",
            "o5",
            "o6"
        ]
    }
}