diff --git a/api/types.go b/api/types.go
index b8fa5579..38f0fd87 100644
--- a/api/types.go
+++ b/api/types.go
@@ -196,8 +196,7 @@ type Tx struct {
 	FeesSat          *Amount           `json:"fees,omitempty"`
 	Hex              string            `json:"hex,omitempty"`
 	Rbf              bool              `json:"rbf,omitempty"`
-	CoinSpecificData interface{}       `json:"-"`
-	CoinSpecificJSON json.RawMessage   `json:"-"`
+	CoinSpecificData json.RawMessage   `json:"coinSpecificData,omitempty"`
 	TokenTransfers   []TokenTransfer   `json:"tokenTransfers,omitempty"`
 	EthereumSpecific *EthereumSpecific `json:"ethereumSpecific,omitempty"`
 }
diff --git a/api/worker.go b/api/worker.go
index 87b9cfe0..63b5dc74 100644
--- a/api/worker.go
+++ b/api/worker.go
@@ -274,7 +274,8 @@ func (w *Worker) GetTransactionFromBchainTx(bchainTx *bchain.Tx, height int, spe
 	// for now do not return size, we would have to compute vsize of segwit transactions
 	// size:=len(bchainTx.Hex) / 2
 	var sj json.RawMessage
-	if specificJSON {
+	// return CoinSpecificData for all mempool transactions or if requested
+	if specificJSON || bchainTx.Confirmations == 0 {
 		sj, err = w.chain.GetTransactionSpecific(bchainTx)
 		if err != nil {
 			return nil, err
@@ -299,8 +300,7 @@ func (w *Worker) GetTransactionFromBchainTx(bchainTx *bchain.Tx, height int, spe
 		Rbf:              rbf,
 		Vin:              vins,
 		Vout:             vouts,
-		CoinSpecificData: bchainTx.CoinSpecificData,
-		CoinSpecificJSON: sj,
+		CoinSpecificData: sj,
 		TokenTransfers:   tokens,
 		EthereumSpecific: ethSpecific,
 	}
@@ -758,7 +758,7 @@ func (w *Worker) txFromTxid(txid string, bestheight uint32, option AccountDetail
 		if ta == nil {
 			glog.Warning("DB inconsistency:  tx ", txid, ": not found in txAddresses")
 			// as fallback, get tx from backend
-			tx, err = w.GetTransaction(txid, false, true)
+			tx, err = w.GetTransaction(txid, false, false)
 			if err != nil {
 				return nil, errors.Annotatef(err, "GetTransaction %v", txid)
 			}
@@ -777,7 +777,7 @@ func (w *Worker) txFromTxid(txid string, bestheight uint32, option AccountDetail
 			tx = w.txFromTxAddress(txid, ta, blockInfo, bestheight)
 		}
 	} else {
-		tx, err = w.GetTransaction(txid, false, true)
+		tx, err = w.GetTransaction(txid, false, false)
 		if err != nil {
 			return nil, errors.Annotatef(err, "GetTransaction %v", txid)
 		}
@@ -866,7 +866,7 @@ func (w *Worker) GetAddress(address string, page int, txsOnPage int, option Acco
 			return nil, errors.Annotatef(err, "getAddressTxids %v true", addrDesc)
 		}
 		for _, txid := range txm {
-			tx, err := w.GetTransaction(txid, false, false)
+			tx, err := w.GetTransaction(txid, false, true)
 			// mempool transaction may fail
 			if err != nil || tx == nil {
 				glog.Warning("GetTransaction in mempool: ", err)
diff --git a/api/xpub.go b/api/xpub.go
index 8b1cdc58..843249fa 100644
--- a/api/xpub.go
+++ b/api/xpub.go
@@ -416,7 +416,7 @@ func (w *Worker) GetXpubAddress(xpub string, page int, txsOnPage int, option Acc
 					// the same tx can have multiple addresses from the same xpub, get it from backend it only once
 					tx, foundTx := txmMap[txid.txid]
 					if !foundTx {
-						tx, err = w.GetTransaction(txid.txid, false, false)
+						tx, err = w.GetTransaction(txid.txid, false, true)
 						// mempool transaction may fail
 						if err != nil || tx == nil {
 							glog.Warning("GetTransaction in mempool: ", err)
diff --git a/static/templates/tx.html b/static/templates/tx.html
index ee4279f1..7257ebcb 100644
--- a/static/templates/tx.html
+++ b/static/templates/tx.html
@@ -78,7 +78,7 @@
         <pre id="txSpecific"></pre>
     </div>
     <script type="text/javascript">
-        txSpecific = {{$tx.CoinSpecificJSON}};
+        txSpecific = {{$tx.CoinSpecificData}};
         function syntaxHighlight(json) {
             json = JSON.stringify(json, undefined, 2);
             json = json.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');