setTransactionID

open fun setTransactionID(value: TransactionID): Hedera.TransactionBody.Builder
open fun setTransactionID(builderForValue: Builder): Hedera.TransactionBody.Builder
The ID for this transaction, which includes the payer's account (the account paying the transaction fee).
If two transactions have the same transactionID, they won't both have an effect
.TW.Hedera.Proto.TransactionID transactionID = 1;