Function solana_libra_types::proof::verify_signed_transaction

pub fn verify_signed_transaction(
    ledger_info: &LedgerInfo, 
    signed_transaction_hash: HashValue, 
    event_root_hash: Option<HashValue>, 
    transaction_version: Version, 
    signed_transaction_proof: &SignedTransactionProof
) -> Result<()>

Verifies that a SignedTransaction with hash value of signed_transaction_hash is the version transaction_version transaction in the ledger using the provided proof. If event_root_hash is provided, it's also verified against the proof.