Jolt Specification, Apache Nifi

[
    {
        "name": "adam",
        "age": 12,
        "address": {
            "city": "delhi",
            "country": "india",
            "zip": "110011"
        }
    },
    {
        "name": "louis",
        "age": 23,
        "address": {
            "city": "goa",
            "country": "india",
            "zip": "110022"
        }
    }
]

After applying jolt transformation i want to get the following output

DESIRED OUTPUT.JSON

[
    {
        "name": "adam",
        "age": 12,
        "address": {
            "current_city": "delhi",            //change here
            "current_country": "india",         //change here
            "zipode": "110011"                  //change here
        }
    },

    {
        "name": "louis",
        "age": 23,
        "address": {
            "current_city": "goa",              //change here
            "current_country": "india",         //change here
            "zipode": "110022"                  //change here
        }
    }
]

Can you please help me with the jolt spec. thanks.