in fastpay/src/client.rs [246:255]
fn mass_update_recipients(
accounts_config: &mut AccountsConfig,
certificates: Vec<(FastPayAddress, Bytes)>,
) {
for (_sender, buf) in certificates {
if let Ok(SerializedMessage::Cert(certificate)) = deserialize_message(&buf[..]) {
accounts_config.update_for_received_transfer(*certificate);
}
}
}