Objects are serialized only taking into account the information necessary to transfer to the server for authentication.
Objects are serialized as a whole, with all available properties, except for a field with a signature.
Objects are serialized as a whole, with all available properties. This is usually the default value.
Objects are serialized to save to the history of actions, with most properties, except those that affect security (such as token signature).
Method of serialization of session objects.