# Retrieve the node from the specified JSON value.
	#
	# Note: Here, the `"id"` is optional and ignored.
	#
	# SEE: `JsonGraph`
	init from_json_object(o: JsonObject) do
		init
		var labels = o["labels"].as(JsonArray)
		for lab in labels do self.labels.add(lab.as(String))
		var json_properties = o["properties"].as(JsonObject)
		properties.add_all(json_properties)
	end