Configuration either to create a new conversation or restore a previously created conversation:
Specify a custom data of the conversation (up to 5kb).
The custom data can be later changed via [VIConversation customData].
A Boolean value that determines whether the conversation is direct.
There can be only 2 participants in a direct conversation which is unique and the only one for these participants. There can't be more than 1 direct conversation for the same 2 users.
If one of these users tries to create a new direct conversation with the same participant via [VIMessenger createConversation:completion:], the method will return the UUID of the already existing direct conversation.
A direct conversation can't be uber and/or public.
A Boolean value that determines whether the conversation is public.
It can be later changed via [VIConversation publicJoin].
If true, any user can join the conversation via [VIMessenger joinConversation:completion:] by specifying its UUID. Use the [VIMessenger getPublicConversations:] method to retrieve all public conversations' UUIDs.
A public conversation can't be direct.
A conversation title.
It can be later changed via [VIConversation title].
A Boolean value that determines whether the conversation is uber.
Users in a uber conversation will not be able to retrieve messages that were posted to the conversation after they quit.
A uber conversation can't be direct.