{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/grubhub/main/json-schema/grubhub-availabilityoverride-schema.json", "title": "AvailabilityOverride", "x-generated": "2026-09-17", "x-method": "derived", "x-source": "openapi/grubhub-menu-openapi.yml#/components/schemas/AvailabilityOverride", "required": [ "end_date", "external_id", "name", "override_type", "start_date" ], "type": "object", "properties": { "external_id": { "type": "string", "description": "A user-configured identifier for this object within the menu. External IDs must be unique across all menu entities of this type. Any availability override that shares this `external_id` will be overwritten." }, "name": { "type": "string", "description": "The display name for this availability override, which will be shown internally and externally." }, "start_date": { "type": "string", "description": "The date and time when this override begins.", "format": "date-time" }, "end_date": { "type": "string", "description": "The date and time when this override ends.", "format": "date-time" }, "override_type": { "type": "string", "description": "The type of availability override, [AVAILABLE, UNAVAILABLE].", "enum": [ "AVAILABLE", "UNAVAILABLE" ] } }, "description": "Definitions of time range during which item or modifier is not available." }