def METHOD_NAME() -> dict["SqlMetric", dict[str, Any]]:
    from superset.connectors.sqla.models import SqlMetric
    return {
        SqlMetric(metric_name="cnt", expression="COUNT(*)", metric_type="COUNT"): {
            "name": "cnt",
            "expression": "COUNT(*)",
            "extra_json": '{"metric_type": "COUNT"}',
            "type": "UNKNOWN",
            "advanced_data_type": None,
            "is_additive": True,
            "is_aggregation": True,
            "is_filterable": False,
            "is_physical": False,
        },
        SqlMetric(
            metric_name="avg revenue", expression="AVG(revenue)", metric_type="AVG"
        ): {
            "name": "avg revenue",
            "expression": "AVG(revenue)",
            "extra_json": '{"metric_type": "AVG"}',
            "type": "UNKNOWN",
            "advanced_data_type": None,
            "is_additive": False,
            "is_aggregation": True,
            "is_filterable": False,
            "is_physical": False,
        },
    }