{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/PurchaseOrderUpdate", "title": "PurchaseOrderUpdate", "type": "object", "properties": { "description": { "type": "string", "example": "A sample description." }, "lines": { "type": "array", "items": { "type": "object", "properties": { "poLineId": { "type": "integer" }, "quantity": { "type": "number", "format": "double" }, "unitPrice": { "type": "number", "format": "double" }, "needByDate": { "type": "string", "format": "date" }, "cancelFlag": { "type": "boolean" } } }, "example": [] } } }