pub fn fn_encrypt_application(
some_message: &Message,
server_hello_transcript: &HandshakeHash,
server_finished_transcript: &HandshakeHash,
server_key_share: &Option<Vec<u8>>,
psk: &Option<Vec<u8>>,
group: &NamedGroup,
sequence: &u64,
) -> Result<OpaqueMessage, FnError>