deserialize method
Implementation
@override
PoseWithCovariance deserialize(ByteDataReader reader) {
//deserializes a message object of type PoseWithCovariance
final data = PoseWithCovariance();
// Deserialize message field [pose]
data.pose = Pose.$prototype.deserialize(reader);
// Deserialize message field [covariance]
data.covariance = reader.readArray<double>(() => reader.readFloat64(), arrayLen: 36);
return data;
}