feat: wrapped-a0gi-base module

app/app.go

@@ -210,6 +210,7 @@ var (
 		bep3types.ModuleName:            {authtypes.Burner, authtypes.Minter},
 		minttypes.ModuleName:            {authtypes.Minter},
 		precisebanktypes.ModuleName:     {authtypes.Minter, authtypes.Burner}, // used for reserve account to back fractional amounts
+		wrappeda0gibasetypes.ModuleName: {authtypes.Minter, authtypes.Burner},
 	}
 )
 
@@ -519,7 +520,7 @@ func NewApp(
 	}
 	precompiles[stakingPrecompile.Address()] = stakingPrecompile
 	// wrapped wrapped a0gi base
-	app.wrappeda0gibaseKeeper = wrappeda0gibasekeeper.NewKeeper(keys[wrappeda0gibasetypes.StoreKey], appCodec, govAuthAddrStr)
+	app.wrappeda0gibaseKeeper = wrappeda0gibasekeeper.NewKeeper(keys[wrappeda0gibasetypes.StoreKey], appCodec, app.precisebankKeeper, govAuthAddrStr)
 	wrappeda0gibasePrecompile, err := wrappeda0gibaseprecompile.NewWrappedA0giBasePrecompile(app.wrappeda0gibaseKeeper)
 	if err != nil {
 		panic(fmt.Sprintf("initialize wrapped a0gi base precompile failed: %v", err))

precompiles/interfaces/contracts/IWrappedA0GIBase.sol

@@ -13,10 +13,15 @@ interface IWrappedA0GIBase {
     /**
      * @dev set the wA0GI address.
      * It is designed to be called by governance module only so it's not implemented at EVM precompile side.
-     * @param
+     * @param addr address of wA0GI
      */
     // function setWA0GI(address addr) external;
 
+    /**
+     * @dev get the wA0GI address.
+     */
+    function getWA0GI() external returns (address);
+
     /**
      * @dev set the cap for a minter.
      * It is designed to be called by governance module only so it's not implemented at EVM precompile side.

precompiles/wrapped-a0gi-base/IWrappedA0GIBase.json

@@ -17,6 +17,19 @@
     "stateMutability": "nonpayable",
     "type": "function"
   },
+  {
+    "inputs": [],
+    "name": "getWA0GI",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
   {
     "inputs": [
       {

precompiles/wrapped-a0gi-base/contract.go

@@ -30,7 +30,7 @@ var (
 
 // Wrappeda0gibaseMetaData contains all meta data concerning the Wrappeda0gibase contract.
 var Wrappeda0gibaseMetaData = &bind.MetaData{
-	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"mint\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"}],\"name\":\"minterSupply\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"cap\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"internalType\":\"structSupply\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]",
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getWA0GI\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"mint\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"minter\",\"type\":\"address\"}],\"name\":\"minterSupply\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"cap\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"internalType\":\"structSupply\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]",
 }
 
 // Wrappeda0gibaseABI is the input ABI used to generate the binding from.
@@ -231,6 +231,27 @@ func (_Wrappeda0gibase *Wrappeda0gibaseTransactorSession) Burn(minter common.Add
 	return _Wrappeda0gibase.Contract.Burn(&_Wrappeda0gibase.TransactOpts, minter, amount)
 }
 
+// GetWA0GI is a paid mutator transaction binding the contract method 0xa9283a7a.
+//
+// Solidity: function getWA0GI() returns(address)
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactor) GetWA0GI(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _Wrappeda0gibase.contract.Transact(opts, "getWA0GI")
+}
+
+// GetWA0GI is a paid mutator transaction binding the contract method 0xa9283a7a.
+//
+// Solidity: function getWA0GI() returns(address)
+func (_Wrappeda0gibase *Wrappeda0gibaseSession) GetWA0GI() (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.GetWA0GI(&_Wrappeda0gibase.TransactOpts)
+}
+
+// GetWA0GI is a paid mutator transaction binding the contract method 0xa9283a7a.
+//
+// Solidity: function getWA0GI() returns(address)
+func (_Wrappeda0gibase *Wrappeda0gibaseTransactorSession) GetWA0GI() (*types.Transaction, error) {
+	return _Wrappeda0gibase.Contract.GetWA0GI(&_Wrappeda0gibase.TransactOpts)
+}
+
 // Mint is a paid mutator transaction binding the contract method 0xc6c3bbe6.
 //
 // Solidity: function mint(address minter, address to, uint256 amount) returns()

proto/zgc/wrappeda0gibase/genesis.proto

@@ -11,5 +11,5 @@ option go_package = "github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types";
 // GenesisState defines the wrapped a0gi base module's genesis state.
 message GenesisState {
   // address of wrapped a0gi contract
-  string wrapped_a0gi_address = 1;
+  bytes wrapped_a0gi_address = 1;
 }

proto/zgc/wrappeda0gibase/query.proto

@@ -12,16 +12,25 @@ option (gogoproto.goproto_getters_all) = false;
 
 // Query defines the gRPC querier service for the wrapped a0gi base module
 service Query {
+  rpc GetWA0GI(GetWA0GIRequest) returns (GetWA0GIResponse) {
+    option (google.api.http).get = "/0g/wrapped-a0gi-base/get-wa0gi";
+  }
   rpc MinterSupply(MinterSupplyRequest) returns (MinterSupplyResponse) {
     option (google.api.http).get = "/0g/wrapped-a0gi-base/minter-supply";
   }
 }
 
+message GetWA0GIRequest {}
+
+message GetWA0GIResponse {
+  bytes address = 1;
+}
+
 message MinterSupplyRequest {
-  string address = 1;
+  bytes address = 1;
 }
 
 message MinterSupplyResponse {
-  string cap = 1;
+  bytes cap = 1; // big endian
-  string supply = 2;
+  bytes supply = 2; // big endian
 }

proto/zgc/wrappeda0gibase/tx.proto

@@ -18,30 +18,30 @@ service Msg {
 
 message MsgSetWA0GI {
   string authority = 1;
-  string address = 2;
+  bytes address = 2;
 }
 
 message MsgSetWA0GIResponse {}
 
 message MsgSetMintCap {
   string authority = 1;
-  string minter = 2;
+  bytes minter = 2;
-  string cap = 3;
+  bytes cap = 3; // big endian
 }
 
 message MsgSetMintCapResponse {}
 
 message MsgMint {
-  string minter = 1;
+  bytes minter = 1;
-  string to = 2;
+  bytes to = 2;
-  string amount = 3;
+  bytes amount = 3; // big endian
 }
 
 message MsgMintResponse {}
 
 message MsgBurn {
-  string minter = 1;
+  bytes minter = 1;
-  string amount = 2;
+  bytes amount = 2; // big endian
 }
 
 message MsgBurnResponse {}

x/wrapped-a0gi-base/genesis.go

@@ -6,6 +6,7 @@ import (
 	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/keeper"
 	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 // InitGenesis initializes the store state from a genesis state.
@@ -13,10 +14,12 @@ func InitGenesis(ctx sdk.Context, keeper keeper.Keeper, gs types.GenesisState) {
 	if err := gs.Validate(); err != nil {
 		panic(fmt.Sprintf("failed to validate %s genesis state: %s", types.ModuleName, err))
 	}
-	panic("unimplemented")
+	keeper.SetWA0GIAddress(ctx, common.BytesToAddress(gs.WrappedA0GiAddress))
 }
 
 // ExportGenesis returns a GenesisState for a given context and keeper.
 func ExportGenesis(ctx sdk.Context, keeper keeper.Keeper) *types.GenesisState {
-	panic("unimplemented")
+	return &types.GenesisState{
+		WrappedA0GiAddress: keeper.GetWA0GIAddress(ctx),
+	}
 }

x/wrapped-a0gi-base/keeper/grpc_query.go

@@ -4,11 +4,34 @@ import (
 	"context"
 
 	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 var _ types.QueryServer = Keeper{}
 
 // MinterSupply implements types.QueryServer.
 func (k Keeper) MinterSupply(c context.Context, request *types.MinterSupplyRequest) (*types.MinterSupplyResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(c)
+	account := common.BytesToAddress(request.Address)
+	cap, err := k.getMinterCap(ctx, account)
+	if err != nil {
+		return nil, err
+	}
+	supply, err := k.getMinterSupply(ctx, account)
+	if err != nil {
+		return nil, err
+	}
+	return &types.MinterSupplyResponse{
+		Cap:    cap.Bytes(),
+		Supply: supply.Bytes(),
+	}, nil
+}
+
+// GetWA0GI implements types.QueryServer.
+func (k Keeper) GetWA0GI(c context.Context, request *types.GetWA0GIRequest) (*types.GetWA0GIResponse, error) {
+	ctx := sdk.UnwrapSDKContext(c)
+	return &types.GetWA0GIResponse{
+		Address: k.GetWA0GIAddress(ctx),
+	}, nil
 }

x/wrapped-a0gi-base/keeper/keeper.go

@@ -1,14 +1,22 @@
 package keeper
 
 import (
-	"github.com/cosmos/cosmos-sdk/codec"
+	"math/big"
 
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
+	"github.com/cosmos/cosmos-sdk/codec"
+	"github.com/ethereum/go-ethereum/common"
+
+	precisebankkeeper "github.com/0glabs/0g-chain/x/precisebank/keeper"
+	"github.com/cosmos/cosmos-sdk/store/prefix"
 	storetypes "github.com/cosmos/cosmos-sdk/store/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 type Keeper struct {
 	storeKey  storetypes.StoreKey
 	cdc       codec.BinaryCodec
+	pbkeeper  precisebankkeeper.Keeper
 	authority string // the address capable of changing signers params. Should be the gov module account
 }
 
@@ -16,11 +24,48 @@ type Keeper struct {
 func NewKeeper(
 	storeKey storetypes.StoreKey,
 	cdc codec.BinaryCodec,
+	pbkeeper precisebankkeeper.Keeper,
 	authority string,
 ) Keeper {
 	return Keeper{
 		storeKey:  storeKey,
 		cdc:       cdc,
+		pbkeeper:  pbkeeper,
 		authority: authority,
 	}
 }
+
+func (k Keeper) SetWA0GIAddress(ctx sdk.Context, addr common.Address) {
+	store := ctx.KVStore(k.storeKey)
+	store.Set(types.WA0GIKey, addr.Bytes())
+}
+
+func (k Keeper) GetWA0GIAddress(ctx sdk.Context) []byte {
+	store := ctx.KVStore(k.storeKey)
+	bz := store.Get(types.WA0GIKey)
+	return bz
+}
+
+func (k Keeper) setMinterCap(ctx sdk.Context, account common.Address, cap *big.Int) error {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterCapKeyPrefix)
+	store.Set(account.Bytes(), cap.Bytes())
+	return nil
+}
+
+func (k Keeper) getMinterCap(ctx sdk.Context, account common.Address) (*big.Int, error) {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterCapKeyPrefix)
+	bz := store.Get(account.Bytes())
+	return new(big.Int).SetBytes(bz), nil
+}
+
+func (k Keeper) setMinterSupply(ctx sdk.Context, account common.Address, supply *big.Int) error {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterSupplyKeyPrefix)
+	store.Set(account.Bytes(), supply.Bytes())
+	return nil
+}
+
+func (k Keeper) getMinterSupply(ctx sdk.Context, account common.Address) (*big.Int, error) {
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.MinterSupplyKeyPrefix)
+	bz := store.Get(account.Bytes())
+	return new(big.Int).SetBytes(bz), nil
+}

x/wrapped-a0gi-base/keeper/msg_server.go

@@ -2,37 +2,107 @@ package keeper
 
 import (
 	"context"
+	"math/big"
 
-	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
-)
-
-/*
 	errorsmod "cosmossdk.io/errors"
-	"github.com/0glabs/0g-chain/crypto/bn254util"
+	precisebanktypes "github.com/0glabs/0g-chain/x/precisebank/types"
+	"github.com/0glabs/0g-chain/x/wrapped-a0gi-base/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	gov "github.com/cosmos/cosmos-sdk/x/gov/types"
 	"github.com/ethereum/go-ethereum/common"
-	etherminttypes "github.com/evmos/ethermint/types"
+)
-*/
 
 var _ types.MsgServer = &Keeper{}
 
 // Burn implements types.MsgServer.
 func (k Keeper) Burn(goCtx context.Context, msg *types.MsgBurn) (*types.MsgBurnResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	minter := common.BytesToAddress(msg.Minter)
+	cap, err := k.getMinterCap(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	supply, err := k.getMinterSupply(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	amount := new(big.Int).SetBytes(msg.Amount)
+	// check & update mint supply
+	supply.Sub(supply, amount)
+	if supply.Cmp(cap) > 0 {
+		return nil, types.ErrInsufficientMintCap
+	}
+	if err = k.setMinterSupply(ctx, minter, supply); err != nil {
+		return nil, err
+	}
+	// transfer & burn
+	c := sdk.NewCoin(precisebanktypes.ExtendedCoinDenom, sdk.NewIntFromBigInt(amount))
+	burner := sdk.AccAddress(minter.Bytes())
+	if err = k.pbkeeper.SendCoinsFromAccountToModule(ctx, burner, types.ModuleName, sdk.NewCoins(c)); err != nil {
+		return nil, err
+	}
+	if err = k.pbkeeper.BurnCoins(ctx, types.ModuleName, sdk.NewCoins(c)); err != nil {
+		return nil, err
+	}
+	return &types.MsgBurnResponse{}, nil
 }
 
 // Mint implements types.MsgServer.
 func (k Keeper) Mint(goCtx context.Context, msg *types.MsgMint) (*types.MsgMintResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	minter := common.BytesToAddress(msg.Minter)
+	cap, err := k.getMinterCap(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	supply, err := k.getMinterSupply(ctx, minter)
+	if err != nil {
+		return nil, err
+	}
+	amount := new(big.Int).SetBytes(msg.Amount)
+	// check & update mint supply
+	supply.Add(supply, amount)
+	if supply.Cmp(cap) > 0 {
+		return nil, types.ErrInsufficientMintCap
+	}
+	if err = k.setMinterSupply(ctx, minter, supply); err != nil {
+		return nil, err
+	}
+	// mint & transfer
+	c := sdk.NewCoin(precisebanktypes.ExtendedCoinDenom, sdk.NewIntFromBigInt(amount))
+	if err = k.pbkeeper.MintCoins(ctx, types.ModuleName, sdk.NewCoins(c)); err != nil {
+		return nil, err
+	}
+	recipient := sdk.AccAddress(common.BytesToAddress(msg.To).Bytes())
+	if err = k.pbkeeper.SendCoinsFromModuleToAccount(ctx, types.ModuleName, recipient, sdk.NewCoins(c)); err != nil {
+		return nil, err
+	}
+	return &types.MsgMintResponse{}, nil
 }
 
 // SetMinterCap implements types.MsgServer.
 func (k Keeper) SetMinterCap(goCtx context.Context, msg *types.MsgSetMintCap) (*types.MsgSetMintCapResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	minter := common.BytesToAddress(msg.Minter)
+	// validate authority
+	if k.authority != msg.Authority {
+		return nil, errorsmod.Wrapf(gov.ErrInvalidSigner, "expected %s got %s", k.authority, msg.Authority)
+	}
+	// update minter cap
+	if err := k.setMinterCap(ctx, minter, new(big.Int).SetBytes(msg.Cap)); err != nil {
+		return nil, err
+	}
+	return &types.MsgSetMintCapResponse{}, nil
 }
 
 // SetWA0GI implements types.MsgServer.
 func (k Keeper) SetWA0GI(goCtx context.Context, msg *types.MsgSetWA0GI) (*types.MsgSetWA0GIResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(goCtx)
+	// validate authority
+	if k.authority != msg.Authority {
+		return nil, errorsmod.Wrapf(gov.ErrInvalidSigner, "expected %s got %s", k.authority, msg.Authority)
+	}
+	// save new address
+	k.SetWA0GIAddress(ctx, common.BytesToAddress(msg.Address))
+	return &types.MsgSetWA0GIResponse{}, nil
 }

x/wrapped-a0gi-base/types/errors.go

@@ -4,4 +4,5 @@ import errorsmod "cosmossdk.io/errors"
 
 var (
 	ErrTxForbidden         = errorsmod.Register(ModuleName, 1, "cosmos tx forbidden")
+	ErrInsufficientMintCap = errorsmod.Register(ModuleName, 2, "insufficient mint cap")
 )

x/wrapped-a0gi-base/types/genesis.go

@@ -1,18 +1,24 @@
 package types
 
+import "github.com/ethereum/go-ethereum/common"
+
+const (
+	DEFAULT_WRAPPED_A0GI = "0000000000000000000000000000000000000000"
+)
+
 // NewGenesisState returns a new genesis state object for the module.
-func NewGenesisState(addr string) *GenesisState {
+func NewGenesisState(addr common.Address) *GenesisState {
 	return &GenesisState{
-		WrappedA0GiAddress: addr,
+		WrappedA0GiAddress: addr.Bytes(),
 	}
 }
 
 // DefaultGenesisState returns the default genesis state for the module.
 func DefaultGenesisState() *GenesisState {
-	return NewGenesisState("0000000000000000000000000000000000000000")
+	return NewGenesisState(common.HexToAddress(DEFAULT_WRAPPED_A0GI))
 }
 
 // Validate performs basic validation of genesis data.
 func (gs GenesisState) Validate() error {
-	return ValidateHexAddress(gs.WrappedA0GiAddress)
+	return nil
 }

x/wrapped-a0gi-base/types/genesis.pb.go

@@ -29,7 +29,7 @@ const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 // GenesisState defines the wrapped a0gi base module's genesis state.
 type GenesisState struct {
 	// address of wrapped a0gi contract
-	WrappedA0GiAddress string `protobuf:"bytes,1,opt,name=wrapped_a0gi_address,json=wrappedA0giAddress,proto3" json:"wrapped_a0gi_address,omitempty"`
+	WrappedA0GiAddress []byte `protobuf:"bytes,1,opt,name=wrapped_a0gi_address,json=wrappedA0giAddress,proto3" json:"wrapped_a0gi_address,omitempty"`
 }
 
 func (m *GenesisState) Reset()         { *m = GenesisState{} }
@@ -65,11 +65,11 @@ func (m *GenesisState) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_GenesisState proto.InternalMessageInfo
 
-func (m *GenesisState) GetWrappedA0GiAddress() string {
+func (m *GenesisState) GetWrappedA0GiAddress() []byte {
 	if m != nil {
 		return m.WrappedA0GiAddress
 	}
-	return ""
+	return nil
 }
 
 func init() {
@@ -81,21 +81,21 @@ func init() { proto.RegisterFile("zgc/wrappeda0gibase/genesis.proto", fileDescri
 var fileDescriptor_7e056019f61fd820 = []byte{
 	// 246 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x5c, 0x90, 0xbd, 0x4e, 0xc3, 0x30,
-	0x10, 0x80, 0xe3, 0x05, 0x89, 0x88, 0x29, 0x74, 0xa0, 0x1d, 0xcc, 0xcf, 0xc4, 0x92, 0xd8, 0x12,
+	0x10, 0x80, 0xe3, 0x85, 0x21, 0xea, 0x14, 0x3a, 0xd0, 0x0e, 0xe6, 0x67, 0x62, 0x49, 0x6c, 0x09,
-	0x3c, 0x00, 0x65, 0x61, 0x63, 0x80, 0x8d, 0x25, 0xb2, 0x1d, 0x73, 0xb5, 0xd4, 0xe4, 0xac, 0x9c,
+	0x1e, 0x80, 0xb2, 0xb0, 0x31, 0xc0, 0xc6, 0x12, 0xd9, 0x8e, 0xb9, 0x5a, 0x6a, 0x72, 0x56, 0xce,
-	0x2b, 0x68, 0x9f, 0x82, 0xc7, 0x62, 0xec, 0xc8, 0x88, 0x92, 0x17, 0x41, 0x89, 0xc3, 0x92, 0xcd,
+	0x15, 0xb4, 0x4f, 0xc1, 0x63, 0x31, 0x76, 0x64, 0x44, 0xc9, 0x8b, 0xa0, 0xc4, 0x61, 0xc9, 0xe6,
-	0x77, 0xdf, 0x27, 0xf9, 0xd3, 0xa5, 0xd7, 0x07, 0x30, 0xe2, 0xa3, 0x55, 0xde, 0xdb, 0x4a, 0x49,
+	0xbb, 0xef, 0x93, 0xfc, 0xe9, 0xd2, 0xeb, 0x23, 0x18, 0xf1, 0xd1, 0x2a, 0xef, 0x6d, 0xa5, 0x24,
-	0x70, 0x5a, 0x91, 0x15, 0x60, 0x1b, 0x4b, 0x8e, 0x0a, 0xdf, 0x62, 0xc0, 0xec, 0xfc, 0x00, 0xa6,
+	0x38, 0xad, 0xc8, 0x0a, 0xb0, 0x8d, 0x25, 0x47, 0x85, 0x6f, 0x31, 0x60, 0x76, 0x7e, 0x04, 0x53,
-	0x98, 0x29, 0xab, 0xa5, 0x41, 0xaa, 0x91, 0xca, 0x51, 0x11, 0x71, 0x88, 0xfe, 0x6a, 0x01, 0x08,
+	0xcc, 0x94, 0xf5, 0xca, 0x20, 0xd5, 0x48, 0xe5, 0xa8, 0x88, 0x38, 0x44, 0x7f, 0xbd, 0x04, 0x04,
-	0x18, 0xf7, 0xc3, 0x6b, 0xda, 0x2e, 0x01, 0x11, 0xb6, 0x56, 0x8c, 0x93, 0xde, 0xbd, 0x0b, 0xd5,
+	0x8c, 0xfb, 0xe1, 0x35, 0x6d, 0x57, 0x80, 0x08, 0x3b, 0x2b, 0xc6, 0x49, 0xef, 0xdf, 0x85, 0x6a,
-	0xec, 0x27, 0x74, 0x39, 0x47, 0xc1, 0xd5, 0x96, 0x82, 0xaa, 0x7d, 0x14, 0x6e, 0x1e, 0xd2, 0xb3,
+	0x0e, 0x13, 0xba, 0x9c, 0xa3, 0xe0, 0x6a, 0x4b, 0x41, 0xd5, 0x3e, 0x0a, 0x37, 0x0f, 0xe9, 0xe2,
-	0xa7, 0x98, 0xf4, 0x1a, 0x54, 0xb0, 0x99, 0x4c, 0x17, 0x53, 0x4f, 0x39, 0x04, 0x95, 0xaa, 0xaa,
+	0x29, 0x26, 0xbd, 0x06, 0x15, 0x6c, 0x26, 0xd3, 0xe5, 0xd4, 0x53, 0x0e, 0x41, 0xa5, 0xaa, 0xaa,
-	0x5a, 0x4b, 0x74, 0xc1, 0xae, 0xd8, 0xed, 0xe9, 0x4b, 0x36, 0xb1, 0xb5, 0x04, 0xb7, 0x8e, 0xe4,
+	0xd6, 0x12, 0x5d, 0xb0, 0x2b, 0x76, 0xbb, 0x78, 0xc9, 0x26, 0xb6, 0x91, 0xe0, 0x36, 0x91, 0x3c,
-	0xf1, 0xf9, 0xbb, 0xe3, 0xec, 0xd8, 0x71, 0xf6, 0xdb, 0x71, 0xf6, 0xd5, 0xf3, 0xe4, 0xd8, 0xf3,
+	0x3e, 0x7f, 0x77, 0x9c, 0x9d, 0x3a, 0xce, 0x7e, 0x3b, 0xce, 0xbe, 0x7a, 0x9e, 0x9c, 0x7a, 0x9e,
-	0xe4, 0xa7, 0xe7, 0xc9, 0xdb, 0x3d, 0xb8, 0xb0, 0xd9, 0xe9, 0xc2, 0x60, 0x2d, 0x24, 0x6c, 0x95,
+	0xfc, 0xf4, 0x3c, 0x79, 0xbb, 0x07, 0x17, 0xb6, 0x7b, 0x5d, 0x18, 0xac, 0x85, 0x84, 0x9d, 0xd2,
-	0x26, 0x21, 0x21, 0x37, 0x1b, 0xe5, 0x1a, 0xf1, 0xf9, 0x7f, 0x99, 0x7c, 0xf8, 0x26, 0x1f, 0x6f,
+	0x24, 0x24, 0xe4, 0x66, 0xab, 0x5c, 0x23, 0x3e, 0xff, 0x2f, 0x93, 0x0f, 0xdf, 0xe4, 0xe3, 0x6d,
-	0x13, 0xf6, 0xde, 0x92, 0x3e, 0x19, 0xc3, 0xee, 0xfe, 0x02, 0x00, 0x00, 0xff, 0xff, 0xe8, 0xe8,
+	0xc2, 0xc1, 0x5b, 0xd2, 0x67, 0x63, 0xd8, 0xdd, 0x5f, 0x00, 0x00, 0x00, 0xff, 0xff, 0xec, 0x50,
-	0x6b, 0x2a, 0x3f, 0x01, 0x00, 0x00,
+	0x04, 0x4c, 0x3f, 0x01, 0x00, 0x00,
 }
 
 func (m *GenesisState) Marshal() (dAtA []byte, err error) {
@@ -191,7 +191,7 @@ func (m *GenesisState) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field WrappedA0GiAddress", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowGenesis
@@ -201,23 +201,25 @@ func (m *GenesisState) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthGenesis
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthGenesis
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.WrappedA0GiAddress = string(dAtA[iNdEx:postIndex])
+			m.WrappedA0GiAddress = append(m.WrappedA0GiAddress[:0], dAtA[iNdEx:postIndex]...)
+			if m.WrappedA0GiAddress == nil {
+				m.WrappedA0GiAddress = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex

x/wrapped-a0gi-base/types/keys.go

@@ -1,5 +1,7 @@
 package types
 
+import "encoding/hex"
+
 const (
 	// ModuleName The name that will be used throughout the module
 	ModuleName = "wrapped-a0gi-base"
@@ -10,3 +12,16 @@ const (
 	// QuerierRoute Top level query string
 	QuerierRoute = ModuleName
 )
+
+var (
+	// prefix
+	MinterCapKeyPrefix    = []byte{0x00}
+	MinterSupplyKeyPrefix = []byte{0x01}
+
+	// keys
+	WA0GIKey = []byte{0x00}
+)
+
+func GetMinterKeyFromAccount(account string) ([]byte, error) {
+	return hex.DecodeString(account)
+}

x/wrapped-a0gi-base/types/msg.go

@@ -1,26 +1,12 @@
 package types
 
 import (
-	"encoding/hex"
-	fmt "fmt"
-
 	errorsmod "cosmossdk.io/errors"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 var _, _, _, _ sdk.Msg = &MsgSetWA0GI{}, &MsgSetMintCap{}, &MsgMint{}, &MsgBurn{}
 
-func ValidateHexAddress(account string) error {
-	addr, err := hex.DecodeString(account)
-	if err != nil {
-		return err
-	}
-	if len(addr) != 20 {
-		return fmt.Errorf("invalid address length")
-	}
-	return nil
-}
-
 func (msg *MsgSetWA0GI) GetSigners() []sdk.AccAddress {
 	addr, _ := sdk.AccAddressFromBech32(msg.Authority)
 	return []sdk.AccAddress{addr}
@@ -31,10 +17,6 @@ func (msg *MsgSetWA0GI) ValidateBasic() error {
 		return errorsmod.Wrap(err, "authority")
 	}
 
-	if err := ValidateHexAddress(msg.Address); err != nil {
-		return errorsmod.Wrap(err, "address")
-	}
-
 	return nil
 }
 
@@ -52,10 +34,6 @@ func (msg *MsgSetMintCap) ValidateBasic() error {
 		return errorsmod.Wrap(err, "authority")
 	}
 
-	if err := ValidateHexAddress(msg.Minter); err != nil {
-		return errorsmod.Wrap(err, "minter")
-	}
-
 	return nil
 }
 

x/wrapped-a0gi-base/types/query.pb.go

@@ -32,15 +32,88 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
+type GetWA0GIRequest struct {
+}
+
+func (m *GetWA0GIRequest) Reset()         { *m = GetWA0GIRequest{} }
+func (m *GetWA0GIRequest) String() string { return proto.CompactTextString(m) }
+func (*GetWA0GIRequest) ProtoMessage()    {}
+func (*GetWA0GIRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_19911faa2ec12c75, []int{0}
+}
+func (m *GetWA0GIRequest) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *GetWA0GIRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_GetWA0GIRequest.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 *GetWA0GIRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetWA0GIRequest.Merge(m, src)
+}
+func (m *GetWA0GIRequest) XXX_Size() int {
+	return m.Size()
+}
+func (m *GetWA0GIRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetWA0GIRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetWA0GIRequest proto.InternalMessageInfo
+
+type GetWA0GIResponse struct {
+	Address []byte `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+}
+
+func (m *GetWA0GIResponse) Reset()         { *m = GetWA0GIResponse{} }
+func (m *GetWA0GIResponse) String() string { return proto.CompactTextString(m) }
+func (*GetWA0GIResponse) ProtoMessage()    {}
+func (*GetWA0GIResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_19911faa2ec12c75, []int{1}
+}
+func (m *GetWA0GIResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *GetWA0GIResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_GetWA0GIResponse.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 *GetWA0GIResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetWA0GIResponse.Merge(m, src)
+}
+func (m *GetWA0GIResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *GetWA0GIResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetWA0GIResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetWA0GIResponse proto.InternalMessageInfo
+
 type MinterSupplyRequest struct {
-	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	Address []byte `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
 }
 
 func (m *MinterSupplyRequest) Reset()         { *m = MinterSupplyRequest{} }
 func (m *MinterSupplyRequest) String() string { return proto.CompactTextString(m) }
 func (*MinterSupplyRequest) ProtoMessage()    {}
 func (*MinterSupplyRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_19911faa2ec12c75, []int{0}
+	return fileDescriptor_19911faa2ec12c75, []int{2}
 }
 func (m *MinterSupplyRequest) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -70,15 +143,15 @@ func (m *MinterSupplyRequest) XXX_DiscardUnknown() {
 var xxx_messageInfo_MinterSupplyRequest proto.InternalMessageInfo
 
 type MinterSupplyResponse struct {
-	Cap    string `protobuf:"bytes,1,opt,name=cap,proto3" json:"cap,omitempty"`
+	Cap    []byte `protobuf:"bytes,1,opt,name=cap,proto3" json:"cap,omitempty"`
-	Supply string `protobuf:"bytes,2,opt,name=supply,proto3" json:"supply,omitempty"`
+	Supply []byte `protobuf:"bytes,2,opt,name=supply,proto3" json:"supply,omitempty"`
 }
 
 func (m *MinterSupplyResponse) Reset()         { *m = MinterSupplyResponse{} }
 func (m *MinterSupplyResponse) String() string { return proto.CompactTextString(m) }
 func (*MinterSupplyResponse) ProtoMessage()    {}
 func (*MinterSupplyResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_19911faa2ec12c75, []int{1}
+	return fileDescriptor_19911faa2ec12c75, []int{3}
 }
 func (m *MinterSupplyResponse) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -108,6 +181,8 @@ func (m *MinterSupplyResponse) XXX_DiscardUnknown() {
 var xxx_messageInfo_MinterSupplyResponse proto.InternalMessageInfo
 
 func init() {
+	proto.RegisterType((*GetWA0GIRequest)(nil), "zgc.wrappeda0gibase.GetWA0GIRequest")
+	proto.RegisterType((*GetWA0GIResponse)(nil), "zgc.wrappeda0gibase.GetWA0GIResponse")
 	proto.RegisterType((*MinterSupplyRequest)(nil), "zgc.wrappeda0gibase.MinterSupplyRequest")
 	proto.RegisterType((*MinterSupplyResponse)(nil), "zgc.wrappeda0gibase.MinterSupplyResponse")
 }
@@ -115,29 +190,33 @@ func init() {
 func init() { proto.RegisterFile("zgc/wrappeda0gibase/query.proto", fileDescriptor_19911faa2ec12c75) }
 
 var fileDescriptor_19911faa2ec12c75 = []byte{
-	// 348 bytes of a gzipped FileDescriptorProto
+	// 410 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x91, 0xc1, 0x4a, 0x2b, 0x31,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x92, 0xc1, 0x6e, 0xd3, 0x30,
-	0x14, 0x86, 0x27, 0xbd, 0xdc, 0x5e, 0x6e, 0x70, 0x21, 0x69, 0x91, 0x76, 0x90, 0x54, 0x2a, 0x42,
+	0x18, 0xc7, 0x93, 0x22, 0x0a, 0xb2, 0x2a, 0x51, 0xdc, 0x0a, 0xb5, 0x11, 0x4a, 0x21, 0x50, 0x51,
-	0x45, 0x66, 0x32, 0xa8, 0x0f, 0x20, 0xee, 0x5d, 0x58, 0x77, 0x6e, 0x24, 0x33, 0x8d, 0x69, 0xa0,
+	0x04, 0x89, 0x23, 0xe0, 0x01, 0x80, 0x4b, 0xc5, 0x81, 0x03, 0xe5, 0x80, 0xc4, 0x05, 0x39, 0xa9,
-	0x93, 0xa4, 0x93, 0x0c, 0xda, 0x2e, 0x7d, 0x82, 0x82, 0x3b, 0x9f, 0xa8, 0xcb, 0x82, 0x1b, 0x97,
+	0x71, 0x23, 0x35, 0xb1, 0x1b, 0x3b, 0xea, 0xda, 0xd3, 0xb4, 0x27, 0xa8, 0xb4, 0xf3, 0xde, 0xa7,
-	0xda, 0xfa, 0x20, 0x32, 0x99, 0x29, 0x68, 0xe9, 0xc2, 0x5d, 0xfe, 0x73, 0xbe, 0xff, 0xe4, 0xf0,
+	0xc7, 0x4a, 0xbb, 0xec, 0xb8, 0xb5, 0x7b, 0x90, 0x29, 0x8e, 0xa3, 0x6d, 0x55, 0xb4, 0xed, 0xe6,
-	0x1f, 0xd8, 0x99, 0xf2, 0x84, 0x3c, 0x64, 0x54, 0x6b, 0x36, 0xa0, 0x11, 0x17, 0x31, 0x35, 0x8c,
+	0xff, 0xe7, 0xdf, 0xe7, 0xef, 0xef, 0xbf, 0x0d, 0x7a, 0x4b, 0x1a, 0xa2, 0x79, 0x8a, 0x39, 0x27,
-	0x8c, 0x73, 0x96, 0x4d, 0x42, 0x9d, 0x29, 0xab, 0x50, 0x63, 0xca, 0x93, 0x70, 0x03, 0xf0, 0xdb,
+	0x63, 0xec, 0xd3, 0x28, 0xc0, 0x82, 0xa0, 0x59, 0x46, 0xd2, 0x85, 0xc7, 0x53, 0x26, 0x19, 0x6c,
-	0x89, 0x32, 0xa9, 0x32, 0x77, 0x0e, 0x21, 0xa5, 0x28, 0x79, 0xbf, 0xc9, 0x15, 0x57, 0x65, 0xbd,
+	0x2d, 0x69, 0xe8, 0xed, 0x01, 0x56, 0x37, 0x64, 0x22, 0x66, 0xe2, 0x9f, 0x42, 0x50, 0x21, 0x0a,
-	0x78, 0x55, 0xd5, 0x7d, 0xae, 0x14, 0x1f, 0x31, 0x42, 0xb5, 0x20, 0x54, 0x4a, 0x65, 0xa9, 0x15,
+	0xde, 0x6a, 0x53, 0x46, 0x59, 0x51, 0xcf, 0x57, 0xba, 0xfa, 0x92, 0x32, 0x46, 0xa7, 0x04, 0x61,
-	0x4a, 0xae, 0x3d, 0xed, 0xaa, 0xeb, 0x54, 0x9c, 0xdf, 0x13, 0x2a, 0xab, 0xef, 0xfd, 0xce, 0x66,
+	0x1e, 0x21, 0x9c, 0x24, 0x4c, 0x62, 0x19, 0xb1, 0xa4, 0xec, 0xe9, 0xea, 0x5d, 0xa5, 0x82, 0xec,
-	0xcb, 0x8a, 0x94, 0x19, 0x4b, 0x53, 0x5d, 0x02, 0x5d, 0x02, 0x1b, 0x57, 0x42, 0x5a, 0x96, 0xdd,
+	0x3f, 0xc2, 0x89, 0x1e, 0x6f, 0xf5, 0xf6, 0xb7, 0x64, 0x14, 0x13, 0x21, 0x71, 0xcc, 0x0b, 0xc0,
-	0xe4, 0x5a, 0x8f, 0x26, 0x7d, 0x36, 0xce, 0x99, 0xb1, 0xa8, 0x05, 0xff, 0xd1, 0xc1, 0x20, 0x63,
+	0x79, 0x0e, 0x9e, 0x0d, 0x89, 0xfc, 0xf3, 0xcd, 0x1f, 0xfe, 0x18, 0x91, 0x59, 0x46, 0x84, 0x74,
-	0xc6, 0xb4, 0xc0, 0x01, 0xe8, 0xfd, 0xef, 0xaf, 0x65, 0xf7, 0x02, 0x36, 0x7f, 0x1a, 0x8c, 0x56,
+	0x3e, 0x82, 0xe6, 0x75, 0x49, 0x70, 0x96, 0x08, 0x02, 0x3b, 0xe0, 0x09, 0x1e, 0x8f, 0x53, 0x22,
-	0xd2, 0x30, 0xb4, 0x0b, 0xff, 0x24, 0x54, 0x57, 0x74, 0xf1, 0x44, 0x7b, 0xb0, 0x6e, 0x1c, 0xd3,
+	0x44, 0xc7, 0x7c, 0x65, 0x0e, 0x1a, 0xa3, 0x52, 0x3a, 0x08, 0xb4, 0x7e, 0x46, 0x89, 0x24, 0xe9,
-	0xaa, 0xb9, 0x62, 0xa5, 0x4e, 0x5f, 0x00, 0xfc, 0x7b, 0x5d, 0x44, 0x84, 0x66, 0x00, 0xee, 0x7c,
+	0xef, 0x8c, 0xf3, 0xe9, 0x42, 0x1f, 0x72, 0x47, 0xc3, 0x57, 0xd0, 0xbe, 0xdd, 0xa0, 0x47, 0x34,
-	0x1f, 0x86, 0x7a, 0xe1, 0x96, 0xb8, 0xc2, 0x2d, 0x0b, 0xfa, 0xc7, 0xbf, 0x20, 0xcb, 0xcd, 0xba,
+	0xc1, 0xa3, 0x10, 0x73, 0x4d, 0xe7, 0x4b, 0xf8, 0x02, 0xd4, 0x85, 0x62, 0x3a, 0x35, 0x55, 0xd4,
-	0x27, 0x4f, 0xaf, 0x9f, 0xcf, 0xb5, 0x23, 0x74, 0x48, 0x22, 0xbe, 0xbe, 0x55, 0x50, 0x58, 0x02,
+	0xea, 0xd3, 0x49, 0x0d, 0x3c, 0xfe, 0x95, 0x67, 0x0c, 0x0f, 0x4d, 0xf0, 0xb4, 0xf4, 0x0a, 0xdf,
-	0x77, 0xad, 0xd4, 0x79, 0x82, 0x72, 0xb9, 0xcb, 0xfe, 0xfc, 0x03, 0x7b, 0xf3, 0x25, 0x06, 0x8b,
+	0x7a, 0x15, 0x59, 0x7b, 0x7b, 0xb7, 0xb3, 0xfa, 0xf7, 0x50, 0x85, 0x1b, 0xe7, 0xdd, 0xd1, 0xe9,
-	0x25, 0x06, 0xef, 0x4b, 0x0c, 0x66, 0x2b, 0xec, 0x2d, 0x56, 0xd8, 0x7b, 0x5b, 0x61, 0xef, 0xf6,
+	0xe5, 0x71, 0xed, 0x35, 0xec, 0x21, 0x9f, 0x96, 0x0f, 0xec, 0xe6, 0xb8, 0xab, 0x9e, 0x98, 0x12,
-	0x9c, 0x0b, 0x3b, 0xcc, 0xe3, 0x30, 0x51, 0x29, 0x89, 0xf8, 0x88, 0xc6, 0x86, 0x44, 0x3c, 0x48,
+	0xe9, 0xce, 0x73, 0x09, 0x57, 0x26, 0x68, 0xdc, 0xbc, 0x0f, 0x1c, 0x54, 0x0e, 0xa8, 0xc8, 0xc8,
-	0x86, 0x54, 0x48, 0xf2, 0xb8, 0x65, 0xb6, 0x9d, 0x68, 0x66, 0xe2, 0xba, 0x8b, 0xfa, 0xec, 0x2b,
+	0x7a, 0xff, 0x00, 0x52, 0xdb, 0xf9, 0xa0, 0xec, 0xf4, 0xe1, 0x9b, 0x6a, 0x3b, 0xb1, 0xea, 0x71,
-	0x00, 0x00, 0xff, 0xff, 0x26, 0x34, 0x94, 0xac, 0x2d, 0x02, 0x00, 0x00,
+	0x8b, 0x7c, 0xbe, 0x8f, 0xd6, 0x17, 0xb6, 0xb1, 0xde, 0xda, 0xe6, 0x66, 0x6b, 0x9b, 0xe7, 0x5b,
+	0xdb, 0x5c, 0xed, 0x6c, 0x63, 0xb3, 0xb3, 0x8d, 0xb3, 0x9d, 0x6d, 0xfc, 0xfd, 0x42, 0x23, 0x39,
+	0xc9, 0x02, 0x2f, 0x64, 0x31, 0xf2, 0xe9, 0x14, 0x07, 0x02, 0xf9, 0xd4, 0x0d, 0x27, 0x38, 0x4a,
+	0xd0, 0x41, 0xc5, 0xd9, 0x72, 0xc1, 0x89, 0x08, 0xea, 0xea, 0xbb, 0x7c, 0xbe, 0x0a, 0x00, 0x00,
+	0xff, 0xff, 0x14, 0xfb, 0x91, 0x88, 0xf1, 0x02, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -152,6 +231,7 @@ const _ = grpc.SupportPackageIsVersion4
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
 type QueryClient interface {
+	GetWA0GI(ctx context.Context, in *GetWA0GIRequest, opts ...grpc.CallOption) (*GetWA0GIResponse, error)
 	MinterSupply(ctx context.Context, in *MinterSupplyRequest, opts ...grpc.CallOption) (*MinterSupplyResponse, error)
 }
 
@@ -163,6 +243,15 @@ func NewQueryClient(cc grpc1.ClientConn) QueryClient {
 	return &queryClient{cc}
 }
 
+func (c *queryClient) GetWA0GI(ctx context.Context, in *GetWA0GIRequest, opts ...grpc.CallOption) (*GetWA0GIResponse, error) {
+	out := new(GetWA0GIResponse)
+	err := c.cc.Invoke(ctx, "/zgc.wrappeda0gibase.Query/GetWA0GI", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *queryClient) MinterSupply(ctx context.Context, in *MinterSupplyRequest, opts ...grpc.CallOption) (*MinterSupplyResponse, error) {
 	out := new(MinterSupplyResponse)
 	err := c.cc.Invoke(ctx, "/zgc.wrappeda0gibase.Query/MinterSupply", in, out, opts...)
@@ -174,6 +263,7 @@ func (c *queryClient) MinterSupply(ctx context.Context, in *MinterSupplyRequest,
 
 // QueryServer is the server API for Query service.
 type QueryServer interface {
+	GetWA0GI(context.Context, *GetWA0GIRequest) (*GetWA0GIResponse, error)
 	MinterSupply(context.Context, *MinterSupplyRequest) (*MinterSupplyResponse, error)
 }
 
@@ -181,6 +271,9 @@ type QueryServer interface {
 type UnimplementedQueryServer struct {
 }
 
+func (*UnimplementedQueryServer) GetWA0GI(ctx context.Context, req *GetWA0GIRequest) (*GetWA0GIResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetWA0GI not implemented")
+}
 func (*UnimplementedQueryServer) MinterSupply(ctx context.Context, req *MinterSupplyRequest) (*MinterSupplyResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method MinterSupply not implemented")
 }
@@ -189,6 +282,24 @@ func RegisterQueryServer(s grpc1.Server, srv QueryServer) {
 	s.RegisterService(&_Query_serviceDesc, srv)
 }
 
+func _Query_GetWA0GI_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetWA0GIRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(QueryServer).GetWA0GI(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/zgc.wrappeda0gibase.Query/GetWA0GI",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(QueryServer).GetWA0GI(ctx, req.(*GetWA0GIRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _Query_MinterSupply_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(MinterSupplyRequest)
 	if err := dec(in); err != nil {
@@ -211,6 +322,10 @@ var _Query_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "zgc.wrappeda0gibase.Query",
 	HandlerType: (*QueryServer)(nil),
 	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "GetWA0GI",
+			Handler:    _Query_GetWA0GI_Handler,
+		},
 		{
 			MethodName: "MinterSupply",
 			Handler:    _Query_MinterSupply_Handler,
@@ -220,6 +335,59 @@ var _Query_serviceDesc = grpc.ServiceDesc{
 	Metadata: "zgc/wrappeda0gibase/query.proto",
 }
 
+func (m *GetWA0GIRequest) 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 *GetWA0GIRequest) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *GetWA0GIRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	return len(dAtA) - i, nil
+}
+
+func (m *GetWA0GIResponse) 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 *GetWA0GIResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *GetWA0GIResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Address) > 0 {
+		i -= len(m.Address)
+		copy(dAtA[i:], m.Address)
+		i = encodeVarintQuery(dAtA, i, uint64(len(m.Address)))
+		i--
+		dAtA[i] = 0xa
+	}
+	return len(dAtA) - i, nil
+}
+
 func (m *MinterSupplyRequest) Marshal() (dAtA []byte, err error) {
 	size := m.Size()
 	dAtA = make([]byte, size)
@@ -298,6 +466,28 @@ func encodeVarintQuery(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return base
 }
+func (m *GetWA0GIRequest) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	return n
+}
+
+func (m *GetWA0GIResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = len(m.Address)
+	if l > 0 {
+		n += 1 + l + sovQuery(uint64(l))
+	}
+	return n
+}
+
 func (m *MinterSupplyRequest) Size() (n int) {
 	if m == nil {
 		return 0
@@ -334,6 +524,140 @@ func sovQuery(x uint64) (n int) {
 func sozQuery(x uint64) (n int) {
 	return sovQuery(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (m *GetWA0GIRequest) 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 ErrIntOverflowQuery
+			}
+			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: GetWA0GIRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: GetWA0GIRequest: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		default:
+			iNdEx = preIndex
+			skippy, err := skipQuery(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *GetWA0GIResponse) 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 ErrIntOverflowQuery
+			}
+			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: GetWA0GIResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: GetWA0GIResponse: 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 byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Address = append(m.Address[:0], dAtA[iNdEx:postIndex]...)
+			if m.Address == nil {
+				m.Address = []byte{}
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipQuery(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *MinterSupplyRequest) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
@@ -367,7 +691,7 @@ func (m *MinterSupplyRequest) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Address", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowQuery
@@ -377,23 +701,25 @@ func (m *MinterSupplyRequest) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthQuery
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthQuery
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Address = string(dAtA[iNdEx:postIndex])
+			m.Address = append(m.Address[:0], dAtA[iNdEx:postIndex]...)
+			if m.Address == nil {
+				m.Address = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -449,7 +775,7 @@ func (m *MinterSupplyResponse) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Cap", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowQuery
@@ -459,29 +785,31 @@ func (m *MinterSupplyResponse) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthQuery
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthQuery
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Cap = string(dAtA[iNdEx:postIndex])
+			m.Cap = append(m.Cap[:0], dAtA[iNdEx:postIndex]...)
+			if m.Cap == nil {
+				m.Cap = []byte{}
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Supply", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowQuery
@@ -491,23 +819,25 @@ func (m *MinterSupplyResponse) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthQuery
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthQuery
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Supply = string(dAtA[iNdEx:postIndex])
+			m.Supply = append(m.Supply[:0], dAtA[iNdEx:postIndex]...)
+			if m.Supply == nil {
+				m.Supply = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex

x/wrapped-a0gi-base/types/query.pb.gw.go

@@ -33,6 +33,24 @@ var _ = utilities.NewDoubleArray
 var _ = descriptor.ForMessage
 var _ = metadata.Join
 
+func request_Query_GetWA0GI_0(ctx context.Context, marshaler runtime.Marshaler, client QueryClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq GetWA0GIRequest
+	var metadata runtime.ServerMetadata
+
+	msg, err := client.GetWA0GI(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_Query_GetWA0GI_0(ctx context.Context, marshaler runtime.Marshaler, server QueryServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq GetWA0GIRequest
+	var metadata runtime.ServerMetadata
+
+	msg, err := server.GetWA0GI(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
 var (
 	filter_Query_MinterSupply_0 = &utilities.DoubleArray{Encoding: map[string]int{}, Base: []int(nil), Check: []int(nil)}
 )
@@ -75,6 +93,29 @@ func local_request_Query_MinterSupply_0(ctx context.Context, marshaler runtime.M
 // Note that using this registration option will cause many gRPC library features to stop working. Consider using RegisterQueryHandlerFromEndpoint instead.
 func RegisterQueryHandlerServer(ctx context.Context, mux *runtime.ServeMux, server QueryServer) error {
 
+	mux.Handle("GET", pattern_Query_GetWA0GI_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateIncomingContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_Query_GetWA0GI_0(rctx, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_Query_GetWA0GI_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	mux.Handle("GET", pattern_Query_MinterSupply_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
 		ctx, cancel := context.WithCancel(req.Context())
 		defer cancel()
@@ -139,6 +180,26 @@ func RegisterQueryHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc
 // "QueryClient" to call the correct interceptors.
 func RegisterQueryHandlerClient(ctx context.Context, mux *runtime.ServeMux, client QueryClient) error {
 
+	mux.Handle("GET", pattern_Query_GetWA0GI_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateContext(ctx, mux, req)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_Query_GetWA0GI_0(rctx, inboundMarshaler, client, req, pathParams)
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_Query_GetWA0GI_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	mux.Handle("GET", pattern_Query_MinterSupply_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
 		ctx, cancel := context.WithCancel(req.Context())
 		defer cancel()
@@ -163,9 +224,13 @@ func RegisterQueryHandlerClient(ctx context.Context, mux *runtime.ServeMux, clie
 }
 
 var (
+	pattern_Query_GetWA0GI_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"0g", "wrapped-a0gi-base", "get-wa0gi"}, "", runtime.AssumeColonVerbOpt(true)))
+
 	pattern_Query_MinterSupply_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"0g", "wrapped-a0gi-base", "minter-supply"}, "", runtime.AssumeColonVerbOpt(true)))
 )
 
 var (
+	forward_Query_GetWA0GI_0 = runtime.ForwardResponseMessage
+
 	forward_Query_MinterSupply_0 = runtime.ForwardResponseMessage
 )

x/wrapped-a0gi-base/types/tx.pb.go

@@ -32,7 +32,7 @@ const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
 type MsgSetWA0GI struct {
 	Authority string `protobuf:"bytes,1,opt,name=authority,proto3" json:"authority,omitempty"`
-	Address   string `protobuf:"bytes,2,opt,name=address,proto3" json:"address,omitempty"`
+	Address   []byte `protobuf:"bytes,2,opt,name=address,proto3" json:"address,omitempty"`
 }
 
 func (m *MsgSetWA0GI) Reset()         { *m = MsgSetWA0GI{} }
@@ -106,8 +106,8 @@ var xxx_messageInfo_MsgSetWA0GIResponse proto.InternalMessageInfo
 
 type MsgSetMintCap struct {
 	Authority string `protobuf:"bytes,1,opt,name=authority,proto3" json:"authority,omitempty"`
-	Minter    string `protobuf:"bytes,2,opt,name=minter,proto3" json:"minter,omitempty"`
+	Minter    []byte `protobuf:"bytes,2,opt,name=minter,proto3" json:"minter,omitempty"`
-	Cap       string `protobuf:"bytes,3,opt,name=cap,proto3" json:"cap,omitempty"`
+	Cap       []byte `protobuf:"bytes,3,opt,name=cap,proto3" json:"cap,omitempty"`
 }
 
 func (m *MsgSetMintCap) Reset()         { *m = MsgSetMintCap{} }
@@ -180,9 +180,9 @@ func (m *MsgSetMintCapResponse) XXX_DiscardUnknown() {
 var xxx_messageInfo_MsgSetMintCapResponse proto.InternalMessageInfo
 
 type MsgMint struct {
-	Minter string `protobuf:"bytes,1,opt,name=minter,proto3" json:"minter,omitempty"`
+	Minter []byte `protobuf:"bytes,1,opt,name=minter,proto3" json:"minter,omitempty"`
-	To     string `protobuf:"bytes,2,opt,name=to,proto3" json:"to,omitempty"`
+	To     []byte `protobuf:"bytes,2,opt,name=to,proto3" json:"to,omitempty"`
-	Amount string `protobuf:"bytes,3,opt,name=amount,proto3" json:"amount,omitempty"`
+	Amount []byte `protobuf:"bytes,3,opt,name=amount,proto3" json:"amount,omitempty"`
 }
 
 func (m *MsgMint) Reset()         { *m = MsgMint{} }
@@ -255,8 +255,8 @@ func (m *MsgMintResponse) XXX_DiscardUnknown() {
 var xxx_messageInfo_MsgMintResponse proto.InternalMessageInfo
 
 type MsgBurn struct {
-	Minter string `protobuf:"bytes,1,opt,name=minter,proto3" json:"minter,omitempty"`
+	Minter []byte `protobuf:"bytes,1,opt,name=minter,proto3" json:"minter,omitempty"`
-	Amount string `protobuf:"bytes,2,opt,name=amount,proto3" json:"amount,omitempty"`
+	Amount []byte `protobuf:"bytes,2,opt,name=amount,proto3" json:"amount,omitempty"`
 }
 
 func (m *MsgBurn) Reset()         { *m = MsgBurn{} }
@@ -342,35 +342,35 @@ func init() {
 func init() { proto.RegisterFile("zgc/wrappeda0gibase/tx.proto", fileDescriptor_f80bf93a1fc022d3) }
 
 var fileDescriptor_f80bf93a1fc022d3 = []byte{
-	// 433 bytes of a gzipped FileDescriptorProto
+	// 436 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x84, 0x93, 0xcf, 0x6b, 0xd4, 0x40,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x84, 0x93, 0xcf, 0x8b, 0xd3, 0x40,
-	0x14, 0xc7, 0x93, 0xac, 0xb4, 0xf6, 0xf9, 0x3b, 0xb5, 0x9a, 0x86, 0x25, 0x94, 0xe0, 0xa1, 0x08,
+	0x14, 0xc7, 0x93, 0x54, 0x76, 0xdd, 0xe7, 0xfa, 0x2b, 0xeb, 0x6a, 0x36, 0x94, 0x50, 0x82, 0x87,
-	0x9b, 0x09, 0xea, 0xc5, 0xa3, 0x15, 0x91, 0x0a, 0xb9, 0xac, 0x60, 0xc1, 0x83, 0x32, 0xc9, 0x8e,
+	0x22, 0x34, 0x13, 0xd4, 0x8b, 0x47, 0x57, 0x44, 0x56, 0xc8, 0x25, 0x82, 0x0b, 0x1e, 0x94, 0x49,
-	0xb3, 0x81, 0x26, 0x13, 0x32, 0x13, 0xec, 0xf6, 0xaf, 0xf0, 0xcf, 0xea, 0x71, 0x2f, 0x82, 0x47,
+	0x3a, 0x4e, 0x03, 0x9b, 0x4c, 0xc8, 0x4c, 0x70, 0xbb, 0x7f, 0x85, 0x7f, 0xd6, 0x1e, 0x7b, 0x11,
-	0xdd, 0xfd, 0x47, 0x64, 0x26, 0x93, 0x6c, 0xb6, 0x6c, 0x76, 0x6f, 0xf3, 0xbe, 0xdf, 0xf7, 0x3e,
+	0x3c, 0x6a, 0xfb, 0x8f, 0xc8, 0x24, 0x93, 0x34, 0x95, 0xa6, 0xbd, 0xcd, 0xfb, 0xbe, 0xef, 0xfb,
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+	0x3c, 0xf8, 0x0e, 0x0f, 0x86, 0x37, 0x34, 0x46, 0x3f, 0x0a, 0x9c, 0xe7, 0x64, 0x8a, 0x7d, 0x9a,
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+	0x44, 0x98, 0x13, 0x24, 0xae, 0xbd, 0xbc, 0x60, 0x82, 0x99, 0x27, 0x37, 0x34, 0xf6, 0xfe, 0xeb,
-	0x7b, 0x9c, 0x30, 0x9e, 0x31, 0xfe, 0x5d, 0xb5, 0xa0, 0xba, 0xa8, 0xfb, 0xdd, 0xa7, 0x94, 0x51,
+	0xda, 0x67, 0x31, 0xe3, 0x29, 0xe3, 0xdf, 0x2a, 0x0b, 0xaa, 0x8b, 0xda, 0x6f, 0x3f, 0xa1, 0x8c,
-	0x56, 0xeb, 0xf2, 0xa5, 0xd5, 0x63, 0xca, 0x18, 0xbd, 0x24, 0x48, 0x55, 0x71, 0xf5, 0x03, 0xe1,
+	0xb2, 0x5a, 0x97, 0x2f, 0xa5, 0x9e, 0x51, 0xc6, 0xe8, 0x15, 0x41, 0x55, 0x15, 0x95, 0xdf, 0x11,
-	0x7c, 0x56, 0x5b, 0xfe, 0x07, 0xb8, 0x17, 0x71, 0xfa, 0x99, 0x88, 0x8b, 0x77, 0xe1, 0xc7, 0x73,
+	0xce, 0xe6, 0x75, 0xcb, 0x7d, 0x0f, 0xf7, 0x02, 0x4e, 0x3f, 0x11, 0x71, 0xf9, 0xd6, 0xff, 0x70,
-	0x7b, 0x08, 0x07, 0xb8, 0x12, 0x53, 0x56, 0xa6, 0x62, 0xe6, 0x98, 0x27, 0xe6, 0xe9, 0xc1, 0x78,
+	0x61, 0x0e, 0xe1, 0x08, 0x97, 0x62, 0xc6, 0x8a, 0x44, 0xcc, 0x2d, 0x7d, 0xa4, 0x8f, 0x8f, 0xc2,
-	0x25, 0xd8, 0x0e, 0xec, 0xe3, 0xc9, 0xa4, 0x24, 0x9c, 0x3b, 0x96, 0xf2, 0x9a, 0xd2, 0x3f, 0x82,
+	0xb5, 0x60, 0x5a, 0x70, 0x88, 0xa7, 0xd3, 0x82, 0x70, 0x6e, 0x19, 0x23, 0x7d, 0x7c, 0x1c, 0x36,
-	0xc3, 0x0e, 0x66, 0x4c, 0x78, 0xc1, 0x72, 0x4e, 0xfc, 0x0b, 0x78, 0x50, 0xcb, 0x51, 0x9a, 0x8b,
+	0xa5, 0x7b, 0x0a, 0x27, 0x1d, 0x4c, 0x48, 0x78, 0xce, 0x32, 0x4e, 0xdc, 0x4b, 0xb8, 0x5f, 0xcb,
-	0xf7, 0xb8, 0xd8, 0xc1, 0x7f, 0x06, 0x7b, 0x59, 0x9a, 0x0b, 0x52, 0x6a, 0xbc, 0xae, 0xec, 0xc7,
+	0x41, 0x92, 0x89, 0x77, 0x38, 0xdf, 0xc3, 0x7f, 0x0a, 0x07, 0x69, 0x92, 0x09, 0x52, 0x28, 0xbc,
-	0x30, 0x48, 0x70, 0xe1, 0x0c, 0x94, 0x28, 0x9f, 0xfe, 0x73, 0x38, 0x5a, 0x03, 0xb7, 0x1b, 0xcf,
+	0xaa, 0xcc, 0x47, 0x30, 0x88, 0x71, 0x6e, 0x0d, 0x2a, 0x51, 0x3e, 0xdd, 0x67, 0x70, 0xba, 0x01,
-	0x61, 0x3f, 0xe2, 0x54, 0xaa, 0x1d, 0x9a, 0xb9, 0x46, 0x7b, 0x08, 0x96, 0x60, 0x7a, 0x83, 0x25,
+	0x6e, 0x37, 0x5e, 0xc0, 0x61, 0xc0, 0xa9, 0x54, 0x3b, 0x34, 0x7d, 0x83, 0xf6, 0x00, 0x0c, 0xc1,
-	0x98, 0xec, 0xc3, 0x19, 0xab, 0x72, 0xa1, 0x17, 0xe8, 0xca, 0x7f, 0x02, 0x8f, 0x34, 0xaa, 0xa5,
+	0xd4, 0x06, 0x43, 0x30, 0xe9, 0xc3, 0x29, 0x2b, 0x33, 0xa1, 0x16, 0xa8, 0xca, 0x7d, 0x0c, 0x0f,
-	0xbf, 0x55, 0xf4, 0xb3, 0xaa, 0xcc, 0x7b, 0xe9, 0x2b, 0x9a, 0xb5, 0x81, 0x26, 0x47, 0x1b, 0xda,
+	0x15, 0xaa, 0xa5, 0xbf, 0xa9, 0xe8, 0xe7, 0x65, 0x91, 0xf5, 0xd2, 0xd7, 0x34, 0x63, 0x0b, 0x4d,
-	0xab, 0xdf, 0x16, 0x0c, 0x22, 0x4e, 0xed, 0x2f, 0x70, 0xb7, 0xfd, 0x80, 0x93, 0x60, 0xc3, 0x8f,
+	0x8e, 0x36, 0xb4, 0x97, 0xbf, 0x0c, 0x18, 0x04, 0x9c, 0x9a, 0x9f, 0xe1, 0x6e, 0xfb, 0x01, 0x23,
-	0x07, 0x9d, 0x6c, 0xdd, 0xd3, 0x5d, 0x1d, 0x0d, 0xdf, 0xfe, 0x06, 0xf7, 0x75, 0x42, 0xa4, 0x94,
+	0x6f, 0xcb, 0x8f, 0x7b, 0x9d, 0x6c, 0xed, 0xf1, 0x3e, 0x47, 0xc3, 0x37, 0xbf, 0xc2, 0xb1, 0x4a,
-	0xe1, 0xfb, 0x5b, 0x26, 0x75, 0x8e, 0xee, 0xcb, 0xdd, 0x3d, 0x2d, 0xff, 0x13, 0xdc, 0x51, 0x41,
+	0x88, 0x14, 0x32, 0x7c, 0x77, 0xc7, 0xa4, 0xca, 0xd1, 0x7e, 0xb1, 0xdf, 0xd3, 0xf2, 0x3f, 0xc2,
-	0x0f, 0xfb, 0x66, 0xa4, 0xeb, 0xbe, 0xd8, 0xe6, 0x76, 0x59, 0x2a, 0xd6, 0x5e, 0x96, 0x74, 0xfb,
+	0x9d, 0x2a, 0xe8, 0x61, 0xdf, 0x8c, 0xec, 0xda, 0xcf, 0x77, 0x75, 0xbb, 0xac, 0x2a, 0xd6, 0x5e,
-	0x59, 0xdd, 0x5c, 0xcf, 0xc6, 0x37, 0xff, 0x3c, 0xe3, 0x66, 0xe1, 0x99, 0xf3, 0x85, 0x67, 0xfe,
+	0x96, 0xec, 0xf6, 0xb3, 0xba, 0xb9, 0x9e, 0x87, 0xb7, 0x7f, 0x1d, 0xed, 0x76, 0xe9, 0xe8, 0x8b,
-	0x5d, 0x78, 0xe6, 0xaf, 0xa5, 0x67, 0xcc, 0x97, 0x9e, 0xf1, 0x67, 0xe9, 0x19, 0x5f, 0xdf, 0xd0,
+	0xa5, 0xa3, 0xff, 0x59, 0x3a, 0xfa, 0xcf, 0x95, 0xa3, 0x2d, 0x56, 0x8e, 0xf6, 0x7b, 0xe5, 0x68,
-	0x54, 0x4c, 0xab, 0x38, 0x48, 0x58, 0x86, 0x42, 0x7a, 0x89, 0x63, 0x8e, 0x42, 0x3a, 0x4a, 0xa6,
+	0x5f, 0x5e, 0xd3, 0x44, 0xcc, 0xca, 0xc8, 0x8b, 0x59, 0x8a, 0x7c, 0x7a, 0x85, 0x23, 0x8e, 0x7c,
-	0x38, 0xcd, 0xd1, 0x55, 0x73, 0x89, 0x23, 0x09, 0x1f, 0xd5, 0xb7, 0x38, 0x2b, 0x08, 0x8f, 0xf7,
+	0x3a, 0x89, 0x67, 0x38, 0xc9, 0xd0, 0x75, 0x73, 0x89, 0x13, 0x09, 0x9f, 0xd4, 0xb7, 0x38, 0xcf,
-	0xd4, 0xb9, 0xbc, 0xfe, 0x1f, 0x00, 0x00, 0xff, 0xff, 0xeb, 0xd8, 0x1c, 0xf0, 0xaf, 0x03, 0x00,
+	0x09, 0x8f, 0x0e, 0xaa, 0x73, 0x79, 0xf5, 0x2f, 0x00, 0x00, 0xff, 0xff, 0xeb, 0x19, 0x0a, 0x77,
-	0x00,
+	0xaf, 0x03, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -1009,7 +1009,7 @@ func (m *MsgSetWA0GI) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Address", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1019,23 +1019,25 @@ func (m *MsgSetWA0GI) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Address = string(dAtA[iNdEx:postIndex])
+			m.Address = append(m.Address[:0], dAtA[iNdEx:postIndex]...)
+			if m.Address == nil {
+				m.Address = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -1173,7 +1175,7 @@ func (m *MsgSetMintCap) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Minter", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1183,29 +1185,31 @@ func (m *MsgSetMintCap) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Minter = string(dAtA[iNdEx:postIndex])
+			m.Minter = append(m.Minter[:0], dAtA[iNdEx:postIndex]...)
+			if m.Minter == nil {
+				m.Minter = []byte{}
+			}
 			iNdEx = postIndex
 		case 3:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Cap", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1215,23 +1219,25 @@ func (m *MsgSetMintCap) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Cap = string(dAtA[iNdEx:postIndex])
+			m.Cap = append(m.Cap[:0], dAtA[iNdEx:postIndex]...)
+			if m.Cap == nil {
+				m.Cap = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -1337,7 +1343,7 @@ func (m *MsgMint) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Minter", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1347,29 +1353,31 @@ func (m *MsgMint) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Minter = string(dAtA[iNdEx:postIndex])
+			m.Minter = append(m.Minter[:0], dAtA[iNdEx:postIndex]...)
+			if m.Minter == nil {
+				m.Minter = []byte{}
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field To", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1379,29 +1387,31 @@ func (m *MsgMint) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.To = string(dAtA[iNdEx:postIndex])
+			m.To = append(m.To[:0], dAtA[iNdEx:postIndex]...)
+			if m.To == nil {
+				m.To = []byte{}
+			}
 			iNdEx = postIndex
 		case 3:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Amount", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1411,23 +1421,25 @@ func (m *MsgMint) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Amount = string(dAtA[iNdEx:postIndex])
+			m.Amount = append(m.Amount[:0], dAtA[iNdEx:postIndex]...)
+			if m.Amount == nil {
+				m.Amount = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
@@ -1533,7 +1545,7 @@ func (m *MsgBurn) Unmarshal(dAtA []byte) error {
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Minter", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1543,29 +1555,31 @@ func (m *MsgBurn) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Minter = string(dAtA[iNdEx:postIndex])
+			m.Minter = append(m.Minter[:0], dAtA[iNdEx:postIndex]...)
+			if m.Minter == nil {
+				m.Minter = []byte{}
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Amount", wireType)
 			}
-			var stringLen uint64
+			var byteLen int
 			for shift := uint(0); ; shift += 7 {
 				if shift >= 64 {
 					return ErrIntOverflowTx
@@ -1575,23 +1589,25 @@ func (m *MsgBurn) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				stringLen |= uint64(b&0x7F) << shift
+				byteLen |= int(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
 			}
-			intStringLen := int(stringLen)
+			if byteLen < 0 {
-			if intStringLen < 0 {
 				return ErrInvalidLengthTx
 			}
-			postIndex := iNdEx + intStringLen
+			postIndex := iNdEx + byteLen
 			if postIndex < 0 {
 				return ErrInvalidLengthTx
 			}
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Amount = string(dAtA[iNdEx:postIndex])
+			m.Amount = append(m.Amount[:0], dAtA[iNdEx:postIndex]...)
+			if m.Amount == nil {
+				m.Amount = []byte{}
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex