{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$id": "https://json-schema.org/draft/2020-12/meta/meta-data",
    "$dynamicAnchor": "meta",

    "title": "Logical Meta-Data Annotations vacabulary meta-schema",

    "type": ["object", "boolean"],
    "properties": {
        "summary": {
            "type": "string"
        },
        "modelRole": {
            "type": "string"
        },
        "tags": {
            "type": "array",
            "items": {
                "type": "string"
            }
        },
        "externalDocs": {
            "type": "object"
        },
         "owner": {
            "type": "string"
        },
        "domain": {
            "type": "string"
        },
        "schemaType": {
            "type": "string"
        },
        "modellingStyle": {
            "type": "string"
        },
        "contactPoints": {
            "type": "array",
            "items": {
                "type": "object"
            }
        },
        "status": {
            "type": "string"
        },

        "primaryKey": {
            "type": "boolean"
        },
        "primaryKeyPosition": {
            "type": "integer"
        },
        "unique": {
            "type": "boolean"
        },
        "nullable": {
            "type": "boolean"
        },
        "nullValuesEnum": {
            "type": "array"
        },   
        "nullValuesPattern": {
            "type": "string"
        },
        "validityTime": {
            "type": "boolean"
        },
        "creationTime": {
            "type": "boolean"
        },
        "lastUpdateTime": {
            "type": "boolean"
        },
        "deletionTime": {
            "type": "boolean"
        },
        "sequenceKey": {
            "type": "boolean"
        },
        "watermarkKey": {
            "type": "boolean"
        }
    }
}