{
    "type": "object",
    "properties": {
        "id": {
            "type": "string",
            "description": "Unique identifier for the association"
        },
        "locationId": {
            "type": "string",
            "description": "The location ID where the association belongs"
        },
        "name": {
            "type": "string",
            "description": "Name of the association"
        },
        "description": {
            "type": "string",
            "description": "Description of the association"
        },
        "fromObjectType": {
            "type": "string",
            "description": "Type of the source object"
        },
        "toObjectType": {
            "type": "string",
            "description": "Type of the target object"
        },
        "cardinality": {
            "type": "string",
            "enum": ["ONE_TO_ONE", "ONE_TO_MANY", "MANY_TO_ONE", "MANY_TO_MANY"],
            "description": "Cardinality of the association"
        },
        "relations": {
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "id": {
                        "type": "string",
                        "description": "Relation ID"
                    },
                    "fromObjectId": {
                        "type": "string",
                        "description": "Source object ID"
                    },
                    "toObjectId": {
                        "type": "string",
                        "description": "Target object ID"
                    },
                    "metadata": {
                        "type": "object",
                        "description": "Additional metadata"
                    },
                    "createdAt": {
                        "type": "string",
                        "format": "date-time"
                    }
                }
            },
            "description": "Relations using this association"
        },
        "createdAt": {
            "type": "string",
            "format": "date-time",
            "description": "Timestamp when the association was created"
        },
        "updatedAt": {
            "type": "string",
            "format": "date-time",
            "description": "Timestamp when the association was last updated"
        }
    },
    "version": 1
}