diff --git a/pkg/core/transaction/helper_test.go b/pkg/core/transaction/helper_test.go
index cdfba61ff..072dee52a 100644
--- a/pkg/core/transaction/helper_test.go
+++ b/pkg/core/transaction/helper_test.go
@@ -9,15 +9,14 @@ import (
 )
 
 var (
-	//TODO NEO3.0: Update binary
-	// https://neotracker.io/tx/fe4b3af60677204c57e573a57bdc97bc5059b05ad85b1474f84431f88d910f64
-	rawInvocationTX = "d101590400b33f7114839c33710da24cf8e7d536b8d244f3991cf565c8146063795d3b9b3cd55aef026eae992b91063db0db53c1087472616e7366657267c5cc1cb5392019e2cc4e6d6b5ea54c8d4b6d11acf166cb072961424c54f6000000000000000001206063795d3b9b3cd55aef026eae992b91063db0db0000014140c6a131c55ca38995402dff8e92ac55d89cbed4b98dfebbcb01acbc01bd78fa2ce2061be921b8999a9ab79c2958875bccfafe7ce1bbbaf1f56580815ea3a4feed232102d41ddce2c97be4c9aa571b8a32cbc305aa29afffbcae71b0ef568db0e93929aaac"
+	// tx from testnet 58ea0709dac398c451fd51fdf4466f5257c77927c7909834a0ef3b469cd1a2ce
+	rawInvocationTX = "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"
 )
 
 func decodeTransaction(rawTX string, t *testing.T) *Transaction {
 	b, err1 := hex.DecodeString(rawTX)
 	assert.Nil(t, err1)
-	tx, err := NewTransactionFromBytes(netmode.UnitTestNet, b)
+	tx, err := NewTransactionFromBytes(netmode.TestNet, b)
 	assert.NoError(t, err)
 	return tx
 }
diff --git a/pkg/core/transaction/transaction_test.go b/pkg/core/transaction/transaction_test.go
index 79d0ed7fa..761a07b80 100644
--- a/pkg/core/transaction/transaction_test.go
+++ b/pkg/core/transaction/transaction_test.go
@@ -1,10 +1,12 @@
 package transaction
 
 import (
+	"encoding/base64"
 	"encoding/hex"
 	"testing"
 
 	"github.com/nspcc-dev/neo-go/pkg/config/netmode"
+	"github.com/nspcc-dev/neo-go/pkg/encoding/address"
 	"github.com/nspcc-dev/neo-go/pkg/internal/testserdes"
 	"github.com/nspcc-dev/neo-go/pkg/util"
 	"github.com/stretchr/testify/assert"
@@ -34,33 +36,32 @@ func TestWitnessEncodeDecode(t *testing.T) {
 	t.Log(len(witDecode.InvocationScript))
 }
 
-// TODO NEO3.0: update binary
-/*
-
 func TestDecodeEncodeInvocationTX(t *testing.T) {
 	tx := decodeTransaction(rawInvocationTX, t)
-	assert.Equal(t, tx.Type, InvocationType)
-	assert.IsType(t, tx.Data, &InvocationTX{})
 
-	invocTX := tx.Data.(*InvocationTX)
-	script := "0400b33f7114839c33710da24cf8e7d536b8d244f3991cf565c8146063795d3b9b3cd55aef026eae992b91063db0db53c1087472616e7366657267c5cc1cb5392019e2cc4e6d6b5ea54c8d4b6d11acf166cb072961424c54f6"
-	assert.Equal(t, script, hex.EncodeToString(invocTX.Script))
-	assert.Equal(t, util.Fixed8(0), invocTX.Gas)
+	script := "AwB0O6QLAAAADBSqB8w/IZOpc5BKCabmC4fx+WJzlwwU+BPCzI4Yu+SzuH+O+RBbULuTkY4TwAwIdHJhbnNmZXIMFLyvQdaEx9StbuDZnalwe50fDI5mQWJ9W1I4"
+	assert.Equal(t, script, base64.StdEncoding.EncodeToString(tx.Script))
+	assert.Equal(t, uint32(1325564094), tx.Nonce)
+	assert.Equal(t, int64(9007990), tx.SystemFee)
+	assert.Equal(t, int64(1252390), tx.NetworkFee)
+	assert.Equal(t, uint32(2163940), tx.ValidUntilBlock)
+	assert.Equal(t, "58ea0709dac398c451fd51fdf4466f5257c77927c7909834a0ef3b469cd1a2ce", tx.Hash().StringLE())
 
-	assert.Equal(t, 1, len(tx.Attributes))
-	assert.Equal(t, 0, len(tx.Inputs))
-	assert.Equal(t, 0, len(tx.Outputs))
-	invoc := "40c6a131c55ca38995402dff8e92ac55d89cbed4b98dfebbcb01acbc01bd78fa2ce2061be921b8999a9ab79c2958875bccfafe7ce1bbbaf1f56580815ea3a4feed"
-	verif := "2102d41ddce2c97be4c9aa571b8a32cbc305aa29afffbcae71b0ef568db0e93929aaac"
+	assert.Equal(t, 1, len(tx.Signers))
+	assert.Equal(t, CalledByEntry, tx.Signers[0].Scopes)
+	assert.Equal(t, "NiXgSLtGUjTRTgp4y9ax7vyJ9UZAjsRDVt", address.Uint160ToString(tx.Signers[0].Account))
+
+	assert.Equal(t, 0, len(tx.Attributes))
+	invoc := "DEAjYLv2S5ZEwl8Gbb1AZFSwern1bo4l2S2QyWxZj2wp2X6r3PIm81dUgWYs/N0GTuQQl45frj8JovgxKbqc2CZB"
+	verif := "DCEDyvdj+R02kcultd8+sT5mj9rOApWzfi4ln9D7FS01T5ALQZVEDXg="
 	assert.Equal(t, 1, len(tx.Scripts))
-	assert.Equal(t, invoc, hex.EncodeToString(tx.Scripts[0].InvocationScript))
-	assert.Equal(t, verif, hex.EncodeToString(tx.Scripts[0].VerificationScript))
+	assert.Equal(t, invoc, base64.StdEncoding.EncodeToString(tx.Scripts[0].InvocationScript))
+	assert.Equal(t, verif, base64.StdEncoding.EncodeToString(tx.Scripts[0].VerificationScript))
 
 	data, err := testserdes.EncodeBinary(tx)
 	assert.NoError(t, err)
 	assert.Equal(t, rawInvocationTX, hex.EncodeToString(data))
 }
-*/
 
 func TestNew(t *testing.T) {
 	script := []byte{0x51}