def METHOD_NAME(cls):
    if cls._schema_on_200 is not None:
        return cls._schema_on_200
    cls._schema_on_200 = AAZObjectType()
    _schema_on_200 = cls._schema_on_200
    _schema_on_200.value = AAZListType(
        flags={"required": True},
    )
    value = cls._schema_on_200.value
    value.Element = AAZObjectType()
    _element = cls._schema_on_200.value.Element
    _element.category = AAZStrType()
    _element.dimensions = AAZListType()
    _element.display_description = AAZStrType(
        serialized_name="displayDescription",
    )
    _element.id = AAZStrType()
    _element.is_dimension_required = AAZBoolType(
        serialized_name="isDimensionRequired",
    )
    _element.metric_availabilities = AAZListType(
        serialized_name="metricAvailabilities",
    )
    _element.metric_class = AAZStrType(
        serialized_name="metricClass",
    )
    _element.name = AAZObjectType()
    _ListDefinitionsHelper._build_schema_localizable_string_read(_element.name)
    _element.namespace = AAZStrType()
    _element.primary_aggregation_type = AAZStrType(
        serialized_name="primaryAggregationType",
    )
    _element.resource_id = AAZStrType(
        serialized_name="resourceId",
    )
    _element.supported_aggregation_types = AAZListType(
        serialized_name="supportedAggregationTypes",
    )
    _element.unit = AAZStrType()
    dimensions = cls._schema_on_200.value.Element.dimensions
    dimensions.Element = AAZObjectType()
    _ListDefinitionsHelper._build_schema_localizable_string_read(dimensions.Element)
    metric_availabilities = cls._schema_on_200.value.Element.metric_availabilities
    metric_availabilities.Element = AAZObjectType()
    _element = cls._schema_on_200.value.Element.metric_availabilities.Element
    _element.retention = AAZStrType()
    _element.time_grain = AAZStrType(
        serialized_name="timeGrain",
    )
    supported_aggregation_types = cls._schema_on_200.value.Element.supported_aggregation_types
    supported_aggregation_types.Element = AAZStrType()
    return cls._schema_on_200