Object for storing the queries marker result data. Object for storing the queries marker result data when calling [method OpenXRSpatialEntityExtension.query_snapshot]. Returns either a [String] or a [PackedByteArray] buffer with data for the marker at this [param index]. Only applicable for QR code markers. Returns the marker ID for the marker at this [param index]. Only applicable for Aruco or April Tag markers. Returns the marker type for the marker at this [param index]. Unknown or unset marker type. Marker based on a QR code. Marker based on a micro QR code. Marker based on an Aruco code. Marker based on an April Tag. Maximum value for this enum.