{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/PurchaseInvoiceList", "title": "PurchaseInvoiceList", "type": "object", "properties": { "$items": { "type": "array", "items": { "$ref": "#/components/schemas/PurchaseInvoice" } }, "$total": { "type": "integer" } } }