raw transactions
https://github.com/aptos-labs/aptos-ts-sdk/blob/687e00152cc139f406182186fcd05b082dd70639/src/transactions/transactionBuilder/transactionBuilder.ts#L247 https://aptos-labs.github.io/ts-sdk-doc/types/Types.SubmitTransactionRequest.html#__type.expiration_timestamp_secs https://github.com/aptos-labs/aptos-ts-sdk/blob/cb7e8bb8c6242eca6d488bb361bdd483dc1a421d/examples/typescript-esm/transaction_with_predefined_abi.ts#L199 // // friends: make // // const duration = 600; const expireTimestamp = new U64 (Math.floor (Date.now () / 1000) + duration).value; const unsigned_tx = await aptos.transaction.build.simple ({ sender: from_address, data: { function: "0x1::coin::transfer", typeArguments: ["0x1::aptos_coin::AptosCoin"], functionArguments: [ to_address, amount ] }, options: { expireTimestamp } }); const unsigned_tx_as_bytes = unsigned_tx.bcsToBytes () const unsigned_tx_as_hexadecimal_string = string_from_Uint8Array (unsigned_tx_as_bytes) // // relatives: signing // // const unsigned_tx_rebuilt = SimpleTransaction.deserialize ( new Deserializer ( Uint8Array_from_string (unsigned_tx_as_hexadecimal_string) ) ); // console.log (unsigned_tx == unsigned_tx_rebuilt) const signed_tx = aptos.transaction.sign ({ signer: account_1, transaction: unsigned_tx }); const signed_tx_bytes = signed_tx.bcsToBytes (); const signed_tx_hexadecimal_string = string_from_Uint8Array (signed_tx_bytes) // // friends // //