{
	"$schema": "https://json-schema.org/draft/2020-12/schema",
	"$id": "https://schema.twindev.org/w3c-activity-streams/ActivityStreamsTombstone",
	"title": "ActivityStreamsTombstone",
	"description": "A W3C Activity Streams Tombstone.\n\nA `Tombstone` represents an object that has been deleted. Implementations can\ninclude `formerType` and `deleted` to provide additional context.",
	"type": "object",
	"properties": {
		"type": {
			"anyOf": [
				{
					"const": "Tombstone"
				},
				{
					"type": "string"
				},
				{
					"type": "array",
					"items": {
						"anyOf": [
							{
								"const": "Tombstone"
							},
							{
								"type": "string"
							}
						]
					}
				}
			],
			"description": "Tombstone type."
		},
		"deleted": {
			"type": "string",
			"description": "The date and time at which the object was deleted.",
			"format": "date-time"
		},
		"formerType": {
			"anyOf": [
				{
					"type": "string"
				},
				{
					"type": "array",
					"items": {
						"type": "string"
					}
				}
			],
			"description": "The former type of the deleted object."
		}
	},
	"required": ["type"],
	"allOf": [
		{
			"$ref": "https://schema.twindev.org/w3c-activity-streams/ActivityStreamsObject"
		}
	]
}