use { solana_sdk::{clock::Slot, signature::Signature, transaction::SanitizedTransaction}, solana_transaction_status::TransactionStatusMeta, std::sync::{Arc, RwLock}, }; pub trait TransactionNotifier { fn notify_transaction( &self, slot: Slot, signature: &Signature, transaction_status_meta: &TransactionStatusMeta, transaction: &SanitizedTransaction, ); } pub type TransactionNotifierLock = Arc>;