diff --git a/tests/e2e/machine/rest.go b/tests/e2e/machine/rest.go
new file mode 100644
index 0000000..27215ec
--- /dev/null
+++ b/tests/e2e/machine/rest.go
@@ -0,0 +1,99 @@
+package machine
+
+import (
+	"fmt"
+	"planetmint-go/testutil"
+	machinetypes "planetmint-go/x/machine/types"
+
+	"github.com/cosmos/cosmos-sdk/codec/types"
+	txtypes "github.com/cosmos/cosmos-sdk/types/tx"
+	"github.com/cosmos/cosmos-sdk/types/tx/signing"
+	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
+)
+
+func (s *E2ETestSuite) TestAttestMachineREST() {
+	val := s.network.Validators[0]
+	baseURL := val.APIAddress
+
+	// Query Sequence Number
+	k, err := val.ClientCtx.Keyring.Key("machine")
+	s.Require().NoError(err)
+
+	addr, err := k.GetAddress()
+	s.Require().NoError(err)
+
+	reqAccountInfo := fmt.Sprintf("%s/cosmos/auth/v1beta1/account_info/%s", baseURL, addr.String())
+	respAccountInfo, err := testutil.GetRequest(reqAccountInfo)
+	s.Require().NoError(err)
+
+	s.T().Log(string(respAccountInfo))
+
+	var resAccountInfo authtypes.QueryAccountInfoResponse
+	err = val.ClientCtx.Codec.UnmarshalJSON(respAccountInfo, &resAccountInfo)
+	s.Require().NoError(err)
+
+	s.T().Log(resAccountInfo.Info.AccountNumber)
+	// Create Attest Machine TX
+	machine := machinetypes.Machine{
+		Name:             "machine",
+		Ticker:           "machine_ticker",
+		Issued:           1,
+		Amount:           1000,
+		Precision:        8,
+		IssuerPlanetmint: pubKey,
+		IssuerLiquid:     pubKey,
+		MachineId:        pubKey,
+		Metadata: &machinetypes.Metadata{
+			AdditionalDataCID: "CID",
+			Gps:               "{\"Latitude\":\"-48.876667\",\"Longitude\":\"-123.393333\"}",
+		},
+	}
+	// machineJSON, err := json.Marshal(&machine)
+	// s.Require().NoError(err)
+
+	msg := machinetypes.MsgAttestMachine{
+		Creator: string(addr),
+		Machine: &machine,
+	}
+
+	msg.Type()
+
+	// Encode TX
+	reqEncodeTx := fmt.Sprintf("%s/cosmos/tx/encode", baseURL)
+
+	signerInfos := make([]txtypes.SignerInfo, 1)
+	signerInfos[1].PublicKey = &types.Any{
+		TypeUrl: "/cosmos.crypto.secp256k1.PubKey",
+		Value:   k.PubKey.Value,
+	}
+	signerInfos[1].ModeInfo = &txtypes.ModeInfo{
+		Sum: &txtypes.ModeInfo_Single_{
+			Single: &txtypes.ModeInfo_Single{
+				Mode: signing.SignMode_SIGN_MODE_DIRECT,
+			},
+		},
+	}
+	signerInfos[1].Sequence = resAccountInfo.Info.Sequence
+
+	reqEncodeTxBody := txtypes.TxEncodeRequest{
+		Tx: &txtypes.Tx{
+			Body: &txtypes.TxBody{
+				// Messages: make([]*types.Any, 0),
+			},
+			AuthInfo: &txtypes.AuthInfo{
+				SignerInfos: signerInfos,
+				Tip:         nil,
+			},
+			Signatures: [][]byte{},
+		},
+	}
+	s.Require().NoError(err)
+	// var resEncodeTX TXEncodeRequest
+	respEncodeTx, err := testutil.PostRequest(reqEncodeTx, "application/json", []byte(reqEncodeTxBody))
+	s.Require().NoError(err)
+
+	s.T().Log(respEncodeTx)
+	// Send encoded TX to /cosmos/tx/v1beta1/txs
+
+	// Query Machine by Pubkey
+}
diff --git a/testutil/rest.go b/testutil/rest.go
new file mode 100644
index 0000000..180a7be
--- /dev/null
+++ b/testutil/rest.go
@@ -0,0 +1,46 @@
+package testutil
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"net/http"
+)
+
+// GetRequest defines a wrapper around an HTTP GET request with a provided URL.
+// An error is returned if the request or reading the body fails.
+func GetRequest(url string) ([]byte, error) {
+	res, err := http.Get(url) //nolint:gosec // only used for testing
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		_ = res.Body.Close()
+	}()
+
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	return body, nil
+}
+
+// PostRequest defines a wrapper around an HTTP POST request with a provided URL and data.
+// An error is returned if the request or reading the body fails.
+func PostRequest(url, contentType string, data []byte) ([]byte, error) {
+	res, err := http.Post(url, contentType, bytes.NewBuffer(data)) //nolint:gosec // only used	for testing
+	if err != nil {
+		return nil, fmt.Errorf("error while sending post request: %w", err)
+	}
+	defer func() {
+		_ = res.Body.Close()
+	}()
+
+	bz, err := io.ReadAll(res.Body)
+	if err != nil {
+		return nil, fmt.Errorf("error reading response body: %w", err)
+	}
+
+	return bz, nil
+}