diff --git a/transaction_id.go b/transaction_id.go
index 3b39a1495..bca8f34b1 100644
--- a/transaction_id.go
+++ b/transaction_id.go
@@ -13,6 +13,8 @@ import (
 type TransactionID struct {
 	AccountID  AccountID
 	ValidStart time.Time
+	Nonce      []byte
+	scheduled  bool
 }
 
 // NewTransactionID constructs a new Transaction id struct with the provided AccountID and the valid start time set
@@ -21,13 +23,17 @@ func NewTransactionID(accountID AccountID) TransactionID {
 	allowance := -(time.Duration(rand.Intn(5*int(time.Second))) + (8 * time.Second))
 	validStart := time.Now().UTC().Add(allowance)
 
-	return TransactionID{accountID, validStart}
+	return TransactionID{accountID, validStart, nil, false}
 }
 
 // NewTransactionIDWithValidStart constructs a new Transaction id struct with the provided AccountID and the valid start
 // time set to a provided time.
 func NewTransactionIDWithValidStart(accountID AccountID, validStart time.Time) TransactionID {
-	return TransactionID{accountID, validStart}
+	return TransactionID{accountID, validStart, nil, false}
+}
+
+func NewTransactionIDWithNonce(byte []byte) TransactionID {
+	return TransactionID{AccountID{}, time.Time{}, byte, false}
 }
 
 // GetReceipt queries the network for a receipt corresponding to the TransactionID's transaction. If the status of the
@@ -66,6 +72,7 @@ func (id TransactionID) GetRecord(client *Client) (TransactionRecord, error) {
 // String returns a string representation of the TransactionID in `AccountID@ValidStartSeconds.ValidStartNanos` format
 func (id TransactionID) String() string {
 	pb := timeToProto(id.ValidStart)
+
 	return fmt.Sprintf("%v@%v.%v", id.AccountID, pb.Seconds, pb.Nanos)
 }
 
@@ -73,12 +80,21 @@ func (id TransactionID) toProto() *proto.TransactionID {
 	return &proto.TransactionID{
 		TransactionValidStart: timeToProto(id.ValidStart),
 		AccountID:             id.AccountID.toProto(),
+		Nonce:                 id.Nonce,
+		Scheduled:             id.scheduled,
 	}
 }
 
 func transactionIDFromProto(pb *proto.TransactionID) TransactionID {
-	validStart := timeFromProto(pb.TransactionValidStart)
-	accountID := accountIDFromProto(pb.AccountID)
+	var validStart time.Time
+	if pb.TransactionValidStart != nil {
+		validStart = timeFromProto(pb.TransactionValidStart)
+	}
+
+	var accountID AccountID
+	if pb.AccountID != nil {
+		accountID = accountIDFromProto(pb.AccountID)
+	}
 
-	return TransactionID{accountID, validStart}
+	return TransactionID{accountID, validStart, pb.Nonce, pb.Scheduled}
 }