{
"$schema": "http://json-schema.org/draft-04/schema#", "id": "http://jsonschema.net", "type": "object", "properties": { "id": { "type": "string" }, "user_id": { "type": "string", "description": "Person who placed the order" }, "order_ids": { "type": "array", "orders_id": { "type": "string" }, "minItems": 1, "uniqueItems": true }, "required": [ "user_id" ] }
}