diff --git a/tool/testdata/internal/membership/verify_membership.go b/tool/testdata/internal/membership/verify_membership.go
new file mode 100644
index 0000000..c72aef6
--- /dev/null
+++ b/tool/testdata/internal/membership/verify_membership.go
@@ -0,0 +1,112 @@
+package membership
+
+import (
+	"context"
+	"fmt"
+	"github.com/cosmos/ibc-go/v7/modules/core/02-client/types"
+	conntypes "github.com/cosmos/ibc-go/v7/modules/core/03-connection/types"
+	types3 "github.com/cosmos/ibc-go/v7/modules/core/23-commitment/types"
+	host "github.com/cosmos/ibc-go/v7/modules/core/24-host"
+	"github.com/datachainlab/ethereum-ibc-relay-chain/pkg/relay/ethereum"
+	"github.com/datachainlab/ibc-parlia-relay/module"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/hyperledger-labs/yui-relayer/core"
+	"github.com/spf13/cobra"
+	"log"
+	"math/big"
+)
+
+const (
+	hdwMnemonic = "math razor capable expose worth grape metal sunset metal sudden usage scheme"
+	hdwPath     = "m/44'/60'/0'/0/0"
+	ibcAddress  = "0x702E40245797c5a2108A566b3CE2Bf14Bc6aF841"
+)
+
+type verifyMembershipModule struct {
+}
+
+func (m *verifyMembershipModule) latest() *cobra.Command {
+	return &cobra.Command{
+		Use: "latest",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			chainID := int64(9999)
+			connection := conntypes.ConnectionEnd{
+				ClientId: "xx-parlia-0",
+				Versions: []*conntypes.Version{{
+					Identifier: "1",
+					Features:   []string{"ORDER_ORDERED", "ORDER_UNORDERED"},
+				}},
+				State: conntypes.OPEN,
+				Counterparty: conntypes.Counterparty{
+					ClientId:     "xx-parlia-0",
+					ConnectionId: "connection-0",
+					Prefix: types3.MerklePrefix{
+						KeyPrefix: []byte("ibc"),
+					},
+				},
+				DelayPeriod: 0,
+			}
+
+			commitment, err := connection.Marshal()
+			if err != nil {
+				return err
+			}
+
+			path := host.ConnectionPath("connection-0")
+			stateRoot, proof, proofHeight, err := m.proveState(chainID, 8645, path, commitment)
+			if err != nil {
+				log.Panic(err)
+			}
+			log.Println("proofHeight", proofHeight)
+			log.Println("proof", common.Bytes2Hex(proof))
+			log.Println("stateRoot", stateRoot)
+			log.Println("value", common.Bytes2Hex(commitment))
+			return nil
+		},
+	}
+}
+
+func (m *verifyMembershipModule) proveState(chainID int64, port int64, path string, value []byte) (common.Hash, []byte, types.Height, error) {
+	chain, err := ethereum.NewChain(ethereum.ChainConfig{
+		EthChainId:  chainID,
+		RpcAddr:     fmt.Sprintf("http://localhost:%d", port),
+		HdwMnemonic: hdwMnemonic,
+		HdwPath:     hdwPath,
+		IbcAddress:  ibcAddress,
+	})
+	if err != nil {
+		return common.Hash{}, nil, types.Height{}, err
+	}
+	latest, err := chain.LatestHeight()
+	if err != nil {
+		return common.Hash{}, nil, types.Height{}, err
+	}
+	config := module.ProverConfig{
+		Debug: true,
+	}
+	prover := module.NewProver(module.NewChain(chain), &config).(*module.Prover)
+
+	ctx := core.NewQueryContext(context.Background(), latest)
+
+	header, err := chain.Client().HeaderByNumber(ctx.Context(), big.NewInt(int64(latest.GetRevisionHeight())))
+	if err != nil {
+		return common.Hash{}, nil, types.Height{}, err
+	}
+
+	stateRoot, err := prover.GetStorageRoot(header)
+	if err != nil {
+		return common.Hash{}, nil, types.Height{}, err
+	}
+
+	proof, proofHeight, err := prover.ProveState(ctx, path, value)
+	return stateRoot, proof, proofHeight, err
+}
+
+func CreateVerifyMembership() *cobra.Command {
+	cmd := &cobra.Command{
+		Use: "verify_membership",
+	}
+	m := verifyMembershipModule{}
+	cmd.AddCommand(m.latest())
+	return cmd
+}
diff --git a/tool/testdata/main.go b/tool/testdata/main.go
index 9d1d7f3..3fc1aea 100644
--- a/tool/testdata/main.go
+++ b/tool/testdata/main.go
@@ -3,6 +3,7 @@ package main
 import (
 	"context"
 	"github.com/datachainlab/ibc-parlia-relay/tool/testdata/internal"
+	"github.com/datachainlab/ibc-parlia-relay/tool/testdata/internal/membership"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 	"log"
@@ -18,6 +19,7 @@ func main() {
 	rootCmd.AddCommand(internal.CreateUpdateClient())
 	rootCmd.AddCommand(internal.CreateHistoryClient())
 	rootCmd.AddCommand(internal.CreateHeader())
+	rootCmd.AddCommand(membership.CreateVerifyMembership())
 
 	if err := rootCmd.ExecuteContext(context.Background()); err != nil {
 		log.Panicf("Failed to run command : %+v", err)