{
	"type": "object",
	"properties": {
		"available_times": {
			"type": "array",
			"items": {
				"type": "integer"
			},
			"optional": true
		},
		"appointment_timespan": {
			"type": "number",
			"optional": true
		},
		"next_appointment": {
			"type": [ "object", "null" ],
			"properties": {
				"begin_timestamp": { "type": "number" },
				"end_timestamp": { "type": "number" },
				"id": { "type": "number" },
				"meta": {
					"type": "object",
					"properties": {
						"google_calendar_event_id": { "type": "string" },
						"message": { "type": "string" },
						"timezone": { "type": "string" }
					}
				},
				"schedule_id": { "type": "number" },
				"site_id": { "type": "number" }
			}
		},
		"schedule_id": {
			"type": "number"
		},
		"is_blocked": {
			"type": "boolean"
		},
		"available_sessions": {
			"type": "array",
			"items": {
				"type": "integer"
			}
		}
	}
}