{
    "city1": "New York",
    "city2": "New York",
    "city3": "New York",
    "extra_city": "New York",

    "value_is_hash":        {"test": 1},
    "value_is_empty_hash":  {},
    "value_is_array":       ["test", 1],
    "value_is_empty_array": []
}