Superst

{
    "datasource": "string",
    "viz_type": "string",
    "slice_id": 0,
    "url_params": {},
    "time_range_endpoints": [
        "string"
    ],
    "time_grain_sqla": "string",
    "time_range": "string",
    "filter_configs": [
        {
            "asc": true,
            "clearable": true,
            "column": "string",
            "key": "string",
            "label": "string",
            "multiple": true,
            "searchAllOptions": true,
            "defaultValue": "string"
        }
    ],
    "date_filter": true,
    "instant_filtering": true,
    "show_sqla_time_column": true,
    "adhoc_filters": [
        {
            "clause": "string",
            "comparator": null,
            "expressionType": "string",
            "filterOptionName": "string",
            "isExtra": true,
            "isNew": true,
            "operator": null,
            "sqlExpression": "string",
            "subject": null
        }
    ],
    "label_colors": {},
    "extra_filters": [
        {
            "col": "string",
            "op": "string",
            "val": [
                "string"
            ]
        }
    ],
    "dashboardId": 0,
    "granularity_sqla": "string",
    "metrics": [
        {
            "aggregate": "string",
            "column": {
                "column_name": "string",
                "description": null,
                "expression": null,
                "filterable": true,
                "groupby": true,
                "id": 0,
                "is_dttm": true,
                "python_date_format": null,
                "type": "string",
                "verbose_name": null
            },
            "expressionType": "string",
            "hasCustomLabel": true,
            "isNew": true,
            "label": "string",
            "optionName": "string",
            "sqlExpression": "string"
        }
    ],
    "groupby": [
        "string"
    ],
    "columns": [
        "string"
    ],
    "row_limit": 0,
    "order_desc": true,
    "color_scheme": "string",
    "y_axis_format": "string",
    "y_axis_bounds": [
        null
    ],
    "bottom_margin": "string",
    "x_ticks_layout": "string",
    "pandas_aggfunc": "string",
    "pivot_margins": true,
    "number_format": "string",
    "date_format": "string",
    "metric": {
        "aggregate": null,
        "column": null,
        "expressionType": "string",
        "hasCustomLabel": true,
        "isNew": true,
        "label": "string",
        "optionName": "string",
        "sqlExpression": "string"
    },
    "show_trend_line": true,
    "start_y_axis_at_zero": true,
    "color_picker": {
        "a": 0,
        "b": 0,
        "g": 0,
        "r": 0
    },
    "header_font_size": 0,
    "subheader_font_size": 0,
    "rolling_type": "string",
    "timeseries_limit_metric": {
        "aggregate": null,
        "column": null,
        "expressionType": "string",
        "hasCustomLabel": true,
        "isNew": true,
        "label": "string",
        "optionName": "string",
        "sqlExpression": "string"
    }
}