Principal’s date of birth
{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/external_payment_date", "title": "external_payment_date", "description": "Principal\u2019s date of birth", "properties": { "day": { "description": "Day of birth", "type": "integer" }, "month": { "description": "Month of birth", "type": "integer" }, "year": { "description": "Year of birth", "type": "integer" } }, "required": [ "day", "month", "year" ], "type": "object" }