diff --git a/.gitignore b/.gitignore
index 689775f9e4..910d4b6fdc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,5 @@ genesis/beta
 genesis/gamma
 genesis/pylonsd
 
+artifacts
+
diff --git a/Makefile b/Makefile
index b6dc854bcf..659494b4be 100644
--- a/Makefile
+++ b/Makefile
@@ -6,6 +6,7 @@ VERSION := $(shell echo $(shell git describe --tags 2> /dev/null || echo "dev-$(
 COMMIT := $(shell git log -1 --format='%H')
 PROJECT_NAME = $(shell git remote get-url origin | xargs basename -s .git)
 ARTIFACT_DIR := ./artifacts
+LEDGER_ENABLED ?= true
 
 export GO111MODULE = on
 
diff --git a/proto/pylons/redeem_info.proto b/proto/pylons/redeem_info.proto
index 2e998fc36f..b8e44ea4ff 100644
--- a/proto/pylons/redeem_info.proto
+++ b/proto/pylons/redeem_info.proto
@@ -12,3 +12,10 @@ message RedeemInfo {
   string amount = 4 [(gogoproto.nullable) = false, (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Int"];;
   string signature = 5;
 }
+
+message CreatePaymentAccount {
+  string address = 1;
+  string token = 2;
+  string signature = 3;
+}
+
diff --git a/x/pylons/client/cli/gen_signed_api_token.go b/x/pylons/client/cli/gen_signed_api_token.go
new file mode 100644
index 0000000000..0a5f69b9b3
--- /dev/null
+++ b/x/pylons/client/cli/gen_signed_api_token.go
@@ -0,0 +1,77 @@
+package cli
+
+import (
+	"encoding/base64"
+	"errors"
+	"strconv"
+
+	"github.com/spf13/cobra"
+
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/flags"
+	"github.com/cosmos/cosmos-sdk/client/tx"
+
+	"github.com/Pylons-tech/pylons/x/pylons/types"
+)
+
+var _ = strconv.Itoa(0)
+
+func CmdGenerateSignedAPIToken() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "sign-api-token [api-token]",
+		Short: "generate signature for provided API token (used for external identification)",
+		Args:  cobra.ExactArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			apiToken := args[0]
+
+			clientCtx, err := client.GetClientTxContext(cmd)
+			if err != nil {
+				return err
+			}
+
+			if clientCtx.GetFromAddress().Empty() {
+				return errors.New("must use an identity to sign (use '--from' flag)")
+			}
+
+			txf := tx.NewFactoryCLI(clientCtx, cmd.Flags())
+			sigBytes, err := SignAPIToken(txf, clientCtx.GetFromName(), apiToken)
+			if err != nil {
+				return err
+			}
+
+			sigBase64 := base64.StdEncoding.EncodeToString(sigBytes)
+
+			return printOutput(clientCtx, apiToken, sigBase64)
+		},
+	}
+
+	flags.AddTxFlagsToCmd(cmd)
+
+	return cmd
+}
+
+func SignAPIToken(txf tx.Factory, name, apiToken string) ([]byte, error) {
+	if txf.Keybase() == nil {
+		return nil, errors.New("keybase must be set prior to signing a transaction")
+	}
+
+	bytesToSign := []byte(apiToken)
+
+	// Sign those bytes
+	sigBytes, _, err := txf.Keybase().Sign(name, bytesToSign)
+	if err != nil {
+		return nil, err
+	}
+
+	return sigBytes, nil
+}
+
+func printOutput(ctx client.Context, token, sigBase64 string) error {
+	msg := types.CreatePaymentAccount{
+		Address:   ctx.GetFromAddress().String(),
+		Token:     token,
+		Signature: sigBase64,
+	}
+
+	return ctx.PrintProto(&msg)
+}
diff --git a/x/pylons/client/cli/tx.go b/x/pylons/client/cli/tx.go
index 23ac2b7008..8891447abe 100644
--- a/x/pylons/client/cli/tx.go
+++ b/x/pylons/client/cli/tx.go
@@ -67,6 +67,8 @@ func GetTxCmd() *cobra.Command {
 	cmd.AddCommand(CmdCreateCookbook())
 	cmd.AddCommand(CmdUpdateCookbook())
 
+	cmd.AddCommand(CmdGenerateSignedAPIToken())
+
 	return cmd
 }
 
diff --git a/x/pylons/keeper/coins.go b/x/pylons/keeper/coins.go
index fc305ef4bf..22abecee4c 100644
--- a/x/pylons/keeper/coins.go
+++ b/x/pylons/keeper/coins.go
@@ -58,7 +58,7 @@ func (k Keeper) MintCreditToAddr(ctx sdk.Context, addr sdk.AccAddress, amounts,
 	}
 
 	// send fees to the fee collector
-	err = k.bankKeeper.SendCoinsFromModuleToModule(ctx, ppMacc, feesMacc, actualAmt)
+	err = k.bankKeeper.SendCoinsFromModuleToModule(ctx, ppMacc, feesMacc, fees)
 	if err != nil {
 		return err
 	}
diff --git a/x/pylons/types/redeem_info.pb.go b/x/pylons/types/redeem_info.pb.go
index e88ec8a907..9751c4f6be 100644
--- a/x/pylons/types/redeem_info.pb.go
+++ b/x/pylons/types/redeem_info.pb.go
@@ -5,12 +5,13 @@ package types
 
 import (
 	fmt "fmt"
-	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
-	_ "github.com/gogo/protobuf/gogoproto"
-	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
 	math_bits "math/bits"
+
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/gogo/protobuf/gogoproto"
+	proto "github.com/gogo/protobuf/proto"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -93,32 +94,95 @@ func (m *RedeemInfo) GetSignature() string {
 	return ""
 }
 
+type CreatePaymentAccount struct {
+	Address   string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	Token     string `protobuf:"bytes,2,opt,name=token,proto3" json:"token,omitempty"`
+	Signature string `protobuf:"bytes,3,opt,name=signature,proto3" json:"signature,omitempty"`
+}
+
+func (m *CreatePaymentAccount) Reset()         { *m = CreatePaymentAccount{} }
+func (m *CreatePaymentAccount) String() string { return proto.CompactTextString(m) }
+func (*CreatePaymentAccount) ProtoMessage()    {}
+func (*CreatePaymentAccount) Descriptor() ([]byte, []int) {
+	return fileDescriptor_6b1c4123658ff285, []int{1}
+}
+func (m *CreatePaymentAccount) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *CreatePaymentAccount) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_CreatePaymentAccount.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *CreatePaymentAccount) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_CreatePaymentAccount.Merge(m, src)
+}
+func (m *CreatePaymentAccount) XXX_Size() int {
+	return m.Size()
+}
+func (m *CreatePaymentAccount) XXX_DiscardUnknown() {
+	xxx_messageInfo_CreatePaymentAccount.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_CreatePaymentAccount proto.InternalMessageInfo
+
+func (m *CreatePaymentAccount) GetAddress() string {
+	if m != nil {
+		return m.Address
+	}
+	return ""
+}
+
+func (m *CreatePaymentAccount) GetToken() string {
+	if m != nil {
+		return m.Token
+	}
+	return ""
+}
+
+func (m *CreatePaymentAccount) GetSignature() string {
+	if m != nil {
+		return m.Signature
+	}
+	return ""
+}
+
 func init() {
 	proto.RegisterType((*RedeemInfo)(nil), "Pylonstech.pylons.pylons.RedeemInfo")
+	proto.RegisterType((*CreatePaymentAccount)(nil), "Pylonstech.pylons.pylons.CreatePaymentAccount")
 }
 
 func init() { proto.RegisterFile("pylons/redeem_info.proto", fileDescriptor_6b1c4123658ff285) }
 
 var fileDescriptor_6b1c4123658ff285 = []byte{
-	// 274 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x92, 0x28, 0xa8, 0xcc, 0xc9,
-	0xcf, 0x2b, 0xd6, 0x2f, 0x4a, 0x4d, 0x49, 0x4d, 0xcd, 0x8d, 0xcf, 0xcc, 0x4b, 0xcb, 0xd7, 0x2b,
-	0x28, 0xca, 0x2f, 0xc9, 0x17, 0x92, 0x08, 0x00, 0xcb, 0x94, 0xa4, 0x26, 0x67, 0xe8, 0x41, 0x14,
-	0x41, 0x29, 0x29, 0x91, 0xf4, 0xfc, 0xf4, 0x7c, 0xb0, 0x22, 0x7d, 0x10, 0x0b, 0xa2, 0x5e, 0xe9,
-	0x10, 0x23, 0x17, 0x57, 0x10, 0xd8, 0x14, 0xcf, 0xbc, 0xb4, 0x7c, 0x21, 0x3e, 0x2e, 0x26, 0x4f,
-	0x17, 0x09, 0x46, 0x05, 0x46, 0x0d, 0xce, 0x20, 0x26, 0x4f, 0x17, 0x21, 0x15, 0x2e, 0xde, 0x82,
-	0xa2, 0xfc, 0xe4, 0xd4, 0xe2, 0xe2, 0xfc, 0x22, 0xbf, 0xc4, 0xdc, 0x54, 0x09, 0x26, 0xb0, 0x14,
-	0xaa, 0xa0, 0x90, 0x04, 0x17, 0x7b, 0x62, 0x4a, 0x4a, 0x51, 0x6a, 0x71, 0xb1, 0x04, 0x33, 0x58,
-	0x1e, 0xc6, 0x15, 0x72, 0xe3, 0x62, 0x4b, 0xcc, 0xcd, 0x2f, 0xcd, 0x2b, 0x91, 0x60, 0x01, 0x49,
-	0x38, 0xe9, 0x9d, 0xb8, 0x27, 0xcf, 0x70, 0xeb, 0x9e, 0xbc, 0x5a, 0x7a, 0x66, 0x49, 0x46, 0x69,
-	0x92, 0x5e, 0x72, 0x7e, 0xae, 0x7e, 0x72, 0x7e, 0x71, 0x6e, 0x7e, 0x31, 0x94, 0xd2, 0x2d, 0x4e,
-	0xc9, 0xd6, 0x2f, 0xa9, 0x2c, 0x48, 0x2d, 0xd6, 0xf3, 0xcc, 0x2b, 0x09, 0x82, 0xea, 0x16, 0x92,
-	0xe1, 0xe2, 0x2c, 0xce, 0x4c, 0xcf, 0x4b, 0x2c, 0x29, 0x2d, 0x4a, 0x95, 0x60, 0x05, 0xdb, 0x81,
-	0x10, 0x70, 0x72, 0x3b, 0xf1, 0x48, 0x8e, 0xf1, 0xc2, 0x23, 0x39, 0xc6, 0x07, 0x8f, 0xe4, 0x18,
-	0x27, 0x3c, 0x96, 0x63, 0xb8, 0xf0, 0x58, 0x8e, 0xe1, 0xc6, 0x63, 0x39, 0x86, 0x28, 0x1d, 0x24,
-	0x7b, 0x20, 0x21, 0xa3, 0x0b, 0x0a, 0x1a, 0x7d, 0x68, 0xf8, 0x55, 0xc0, 0x18, 0x60, 0x1b, 0x93,
-	0xd8, 0xc0, 0x61, 0x62, 0x0c, 0x08, 0x00, 0x00, 0xff, 0xff, 0x7e, 0xea, 0x98, 0x8f, 0x5f, 0x01,
-	0x00, 0x00,
+	// 314 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x5c, 0x51, 0xc1, 0x6a, 0x32, 0x31,
+	0x10, 0xde, 0xe8, 0xaf, 0x3f, 0x06, 0xda, 0xc3, 0xe2, 0x21, 0x94, 0x12, 0x8b, 0x94, 0xd2, 0x43,
+	0xdd, 0x3d, 0xf4, 0x09, 0x6a, 0x45, 0xd8, 0x4b, 0x11, 0x8f, 0xbd, 0x94, 0x98, 0x1d, 0x57, 0xb1,
+	0xc9, 0x2c, 0x49, 0x84, 0xfa, 0x16, 0x7d, 0xa6, 0x9e, 0x3c, 0x7a, 0x2c, 0x3d, 0x48, 0xd1, 0x17,
+	0x29, 0x66, 0x57, 0xea, 0xf6, 0x94, 0x99, 0xf9, 0xbe, 0xc9, 0x37, 0xdf, 0x0c, 0x65, 0xf9, 0xea,
+	0x15, 0xb5, 0x8d, 0x0d, 0xa4, 0x00, 0xea, 0x65, 0xae, 0xa7, 0x18, 0xe5, 0x06, 0x1d, 0x86, 0x6c,
+	0xe4, 0x11, 0x07, 0x72, 0x16, 0x15, 0xa4, 0xf2, 0xb9, 0x68, 0x67, 0x98, 0xa1, 0x27, 0xc5, 0x87,
+	0xa8, 0xe0, 0x77, 0x3f, 0x08, 0xa5, 0x63, 0xff, 0x4b, 0xa2, 0xa7, 0x18, 0x9e, 0xd3, 0x5a, 0x32,
+	0x60, 0xe4, 0x8a, 0xdc, 0xb6, 0xc6, 0xb5, 0x64, 0x10, 0x5e, 0xd3, 0xb3, 0xdc, 0xa0, 0x04, 0x6b,
+	0xd1, 0x3c, 0x09, 0x05, 0xac, 0xe6, 0xa1, 0x6a, 0x31, 0x64, 0xf4, 0xbf, 0x48, 0x53, 0x03, 0xd6,
+	0xb2, 0xba, 0xc7, 0x8f, 0x69, 0x38, 0xa4, 0x4d, 0xa1, 0x70, 0xa9, 0x1d, 0xfb, 0x77, 0x00, 0xfa,
+	0xd1, 0x7a, 0xdb, 0x09, 0xbe, 0xb6, 0x9d, 0x9b, 0x6c, 0xee, 0x66, 0xcb, 0x49, 0x24, 0x51, 0xc5,
+	0x12, 0xad, 0x42, 0x5b, 0x3e, 0x3d, 0x9b, 0x2e, 0x62, 0xb7, 0xca, 0xc1, 0x46, 0x89, 0x76, 0xe3,
+	0xb2, 0x3b, 0xbc, 0xa4, 0x2d, 0x3b, 0xcf, 0xb4, 0x70, 0x4b, 0x03, 0xac, 0xe1, 0x35, 0x7e, 0x0b,
+	0xdd, 0x94, 0xb6, 0x1f, 0x0d, 0x08, 0x07, 0x23, 0xb1, 0x52, 0xa0, 0xdd, 0x83, 0x94, 0xbe, 0xeb,
+	0x64, 0x2e, 0x52, 0x9d, 0xab, 0x4d, 0x1b, 0x0e, 0x17, 0xa0, 0x4b, 0x3f, 0x45, 0x52, 0x55, 0xa9,
+	0xff, 0x51, 0xe9, 0x0f, 0xd7, 0x3b, 0x4e, 0x36, 0x3b, 0x4e, 0xbe, 0x77, 0x9c, 0xbc, 0xef, 0x79,
+	0xb0, 0xd9, 0xf3, 0xe0, 0x73, 0xcf, 0x83, 0xe7, 0xbb, 0x13, 0x37, 0xc5, 0xfe, 0x7b, 0x87, 0x03,
+	0xc4, 0xe5, 0x95, 0xde, 0x8e, 0x81, 0xf7, 0x35, 0x69, 0xfa, 0xcd, 0xdf, 0xff, 0x04, 0x00, 0x00,
+	0xff, 0xff, 0x1e, 0xe1, 0x20, 0x79, 0xc5, 0x01, 0x00, 0x00,
 }
 
 func (m *RedeemInfo) Marshal() (dAtA []byte, err error) {
@@ -182,6 +246,50 @@ func (m *RedeemInfo) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	return len(dAtA) - i, nil
 }
 
+func (m *CreatePaymentAccount) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *CreatePaymentAccount) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *CreatePaymentAccount) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Signature) > 0 {
+		i -= len(m.Signature)
+		copy(dAtA[i:], m.Signature)
+		i = encodeVarintRedeemInfo(dAtA, i, uint64(len(m.Signature)))
+		i--
+		dAtA[i] = 0x1a
+	}
+	if len(m.Token) > 0 {
+		i -= len(m.Token)
+		copy(dAtA[i:], m.Token)
+		i = encodeVarintRedeemInfo(dAtA, i, uint64(len(m.Token)))
+		i--
+		dAtA[i] = 0x12
+	}
+	if len(m.Address) > 0 {
+		i -= len(m.Address)
+		copy(dAtA[i:], m.Address)
+		i = encodeVarintRedeemInfo(dAtA, i, uint64(len(m.Address)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
 func encodeVarintRedeemInfo(dAtA []byte, offset int, v uint64) int {
 	offset -= sovRedeemInfo(v)
 	base := offset
@@ -220,6 +328,27 @@ func (m *RedeemInfo) Size() (n int) {
 	return n
 }
 
+func (m *CreatePaymentAccount) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Address)
+	if l > 0 {
+		n += 1 + l + sovRedeemInfo(uint64(l))
+	}
+	l = len(m.Token)
+	if l > 0 {
+		n += 1 + l + sovRedeemInfo(uint64(l))
+	}
+	l = len(m.Signature)
+	if l > 0 {
+		n += 1 + l + sovRedeemInfo(uint64(l))
+	}
+	return n
+}
+
 func sovRedeemInfo(x uint64) (n int) {
 	return (math_bits.Len64(x|1) + 6) / 7
 }
@@ -438,6 +567,152 @@ func (m *RedeemInfo) Unmarshal(dAtA []byte) error {
 	}
 	return nil
 }
+func (m *CreatePaymentAccount) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowRedeemInfo
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: CreatePaymentAccount: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: CreatePaymentAccount: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Address", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowRedeemInfo
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Address = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Token", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowRedeemInfo
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Token = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Signature", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowRedeemInfo
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Signature = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipRedeemInfo(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthRedeemInfo
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func skipRedeemInfo(dAtA []byte) (n int, err error) {
 	l := len(dAtA)
 	iNdEx := 0