Reads the MarmotGroupData from a Welcome message using the provided key package, without performing a full group join.
Convenience wrapper around readWelcomeGroupInfo that extracts and decodes the Marmot Group Data extension from groupInfo.groupContext.extensions.
groupInfo.groupContext.extensions
The ciphersuite implementation
The full key package (public + private) used to receive the invite
The MLS Welcome message (or a kind 444 Rumor)
The decoded MarmotGroupData, or null if the extension is not present
Reads the MarmotGroupData from a Welcome message using the provided key package, without performing a full group join.
Convenience wrapper around readWelcomeGroupInfo that extracts and decodes the Marmot Group Data extension from
groupInfo.groupContext.extensions.