use base64::Engine;
use solana_primitives::types::VersionedTransaction;
fn main() -> Result<(), Box<dyn std::error::Error>> {
// https://solscan.io/tx/24iGSgbnUUpL49Hp6ci46CrtujrMbDgZxJYcL6w3ySJudT3c5swGKnNygv4R1G3vYPwPYS9Emr3fimeEJQszDkzV
let tx = "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";
// Decode base64 transaction
let tx_bytes = base64::engine::general_purpose::STANDARD.decode(tx)?;
// Print the transaction bytes structure
println!("Transaction bytes length: {}", tx_bytes.len());
println!("First byte (signature count): 0x{:02x}", tx_bytes[0]);
// Try to decode as versioned transaction using manual deserialization
match VersionedTransaction::deserialize_with_version(&tx_bytes) {
Ok(decoded_tx) => {
println!("✅ Successfully decoded transaction from wire format");
print_versioned_transaction(&decoded_tx);
}
Err(e) => {
println!("❌ Failed to decode transaction: {e}");
}
}
Ok(())
}
fn print_versioned_transaction(tx: &VersionedTransaction) {
match tx {
VersionedTransaction::Legacy {
signatures,
message,
} => {
println!("Transaction Type: Legacy");
println!("Number of signatures: {}", signatures.len());
for (i, sig) in signatures.iter().enumerate() {
println!("Signature {}: {}", i + 1, sig.to_base58());
}
println!("\nMessage header:");
println!(
" Required signatures: {}",
message.header.num_required_signatures
);
println!(
" Readonly signed accounts: {}",
message.header.num_readonly_signed_accounts
);
println!(
" Readonly unsigned accounts: {}",
message.header.num_readonly_unsigned_accounts
);
println!("\nAccount keys: {}", message.account_keys.len());
for (i, key) in message.account_keys.iter().enumerate() {
println!(" Account {}: {}", i, key.to_base58());
}
println!(
"\nRecent blockhash: {}",
bs58::encode(&message.recent_blockhash).into_string()
);
println!("\nInstructions: {}", message.instructions.len());
for (i, instruction) in message.instructions.iter().enumerate() {
println!("\nInstruction {}:", i + 1);
println!(" Program ID Index: {}", instruction.program_id_index);
println!(" Account Indices: {:?}", instruction.accounts);
println!(
" Data (bs58): {}",
bs58::encode(&instruction.data).into_string()
);
println!(
" Data (utf8): {}",
String::from_utf8_lossy(&instruction.data)
);
}
}
VersionedTransaction::V0 {
signatures,
message,
} => {
println!("Transaction Type: V0");
println!("Number of signatures: {}", signatures.len());
for (i, sig) in signatures.iter().enumerate() {
println!("Signature {}: {}", i + 1, sig.to_base58());
}
println!("\nMessage header:");
println!(
" Required signatures: {}",
message.header.num_required_signatures
);
println!(
" Readonly signed accounts: {}",
message.header.num_readonly_signed_accounts
);
println!(
" Readonly unsigned accounts: {}",
message.header.num_readonly_unsigned_accounts
);
println!("\nAccount keys: {}", message.account_keys.len());
for (i, key) in message.account_keys.iter().enumerate() {
println!(" Account {}: {}", i, key.to_base58());
}
println!(
"\nRecent blockhash: {}",
bs58::encode(&message.recent_blockhash).into_string()
);
println!("\nInstructions: {}", message.instructions.len());
for (i, instruction) in message.instructions.iter().enumerate() {
println!("\nInstruction {}:", i + 1);
println!(" Program ID Index: {}", instruction.program_id_index);
println!(" Account Indices: {:?}", instruction.accounts);
println!(
" Data (bs58): {}",
bs58::encode(&instruction.data).into_string()
);
println!(
" Data (utf8): {}",
String::from_utf8_lossy(&instruction.data)
);
}
if !message.address_table_lookups.is_empty() {
println!(
"\nAddress Table Lookups: {}",
message.address_table_lookups.len()
);
for (i, lookup) in message.address_table_lookups.iter().enumerate() {
println!("\nLookup Table {}:", i + 1);
println!(" Table Key: {}", lookup.account_key.to_base58());
println!(" Writable Indexes: {:?}", lookup.writable_indexes);
println!(" Readonly Indexes: {:?}", lookup.readonly_indexes);
}
}
}
}
}