=====Join Request=====
participant_info
where the following fields from participant_info submessage:
participant id, ephemeral publick key (DTHash)
are representing the joiner's information. the authenticated (DTByte) is kept only for compatibility with participant_info sub message structure and has no information value. It should be 1 as it represents the state of authentication of the joiner to itself. However, its value will be ignored by the current participants.
=====Participant Info=====