get_info_schema

{
    "add_columns": {
        "property1": {
            "page": 0,
            "page_size": 0
        },
        "property2": {
            "page": 0,
            "page_size": 0
        }
    },
    "edit_columns": {
        "property1": {
            "page": 0,
            "page_size": 0
        },
        "property2": {
            "page": 0,
            "page_size": 0
        }
    },
    "keys": [
        "add_columns"
    ]
}