Admin nostr pubkeys (hex), from the admin-policy component.
OptionalavatarGroup avatar URL (group.avatar-url.v1, 0x8007), if set.
Group description (from the profile component).
OptionalencryptedGroup encrypted-media policy (group.encrypted-media.v1, 0x8008): the
group-scoped blob-store endpoints and format, if set.
OptionalmessageMessage-retention window in seconds (message-retention.v1, 0x8005), if
set; 0n means retain indefinitely.
Group display name (from the profile component).
OptionalnostrPublic 32-byte nostr group id (from nostr routing), if routing is set.
Nostr relay URLs (from nostr routing).
A read projection of a Marmot group's app-component state, assembled from the group-scoped components in the MLS
app_data_dictionaryextension. This is the v2 replacement for the legacyMarmotGroupDatamonolith.