feat: Add gRPC query for remainder and account fractional balance (#1971)

2024-11-20 15:05:21 +00:00 · 2024-07-25 13:36:36 -07:00 · 2024-07-25 13:36:36 -07:00 · 608f70b20a
commit 608f70b20a
parent 74f76d125c
6 changed files with 1113 additions and 22 deletions
--- a/docs/core/proto-docs.md
+++ b/docs/core/proto-docs.md
@ -481,6 +481,10 @@
    - [GenesisState](#kava.precisebank.v1.GenesisState)
  
 - [kava/precisebank/v1/query.proto](#kava/precisebank/v1/query.proto)
+    - [QueryFractionalBalanceRequest](#kava.precisebank.v1.QueryFractionalBalanceRequest)
+    - [QueryFractionalBalanceResponse](#kava.precisebank.v1.QueryFractionalBalanceResponse)
+    - [QueryRemainderRequest](#kava.precisebank.v1.QueryRemainderRequest)
+    - [QueryRemainderResponse](#kava.precisebank.v1.QueryRemainderResponse)
    - [QueryTotalFractionalBalancesRequest](#kava.precisebank.v1.QueryTotalFractionalBalancesRequest)
    - [QueryTotalFractionalBalancesResponse](#kava.precisebank.v1.QueryTotalFractionalBalancesResponse)
  
@ -6689,6 +6693,61 @@ GenesisState defines the precisebank module's genesis state.



+<a name="kava.precisebank.v1.QueryFractionalBalanceRequest"></a>
+
+### QueryFractionalBalanceRequest
+QueryFractionalBalanceRequest defines the request type for Query/FractionalBalance method.
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `address` | [string](#string) |  | address is the account address to query fractional balance for. |
+
+
+
+
+
+
+<a name="kava.precisebank.v1.QueryFractionalBalanceResponse"></a>
+
+### QueryFractionalBalanceResponse
+QueryFractionalBalanceResponse defines the response type for Query/FractionalBalance method.
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `fractional_balance` | [cosmos.base.v1beta1.Coin](#cosmos.base.v1beta1.Coin) |  | fractional_balance is the fractional balance of the address. |
+
+
+
+
+
+
+<a name="kava.precisebank.v1.QueryRemainderRequest"></a>
+
+### QueryRemainderRequest
+QueryRemainderRequest defines the request type for Query/Remainder method.
+
+
+
+
+
+
+<a name="kava.precisebank.v1.QueryRemainderResponse"></a>
+
+### QueryRemainderResponse
+QueryRemainderResponse defines the response type for Query/Remainder method.
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `remainder` | [cosmos.base.v1beta1.Coin](#cosmos.base.v1beta1.Coin) |  | remainder is the amount backed by the reserve, but not yet owned by any account, i.e. not in circulation. |
+
+
+
+
+
+
 <a name="kava.precisebank.v1.QueryTotalFractionalBalancesRequest"></a>

 ### QueryTotalFractionalBalancesRequest
@ -6728,6 +6787,8 @@ Query defines the gRPC querier service for precisebank module
 | Method Name | Request Type | Response Type | Description | HTTP Verb | Endpoint |
 | ----------- | ------------ | ------------- | ------------| ------- | -------- |
 | `TotalFractionalBalances` | [QueryTotalFractionalBalancesRequest](#kava.precisebank.v1.QueryTotalFractionalBalancesRequest) | [QueryTotalFractionalBalancesResponse](#kava.precisebank.v1.QueryTotalFractionalBalancesResponse) | TotalFractionalBalances returns the total sum of all fractional balances managed by the precisebank module. | GET|/kava/precisebank/v1/total_fractional_balances|
+| `Remainder` | [QueryRemainderRequest](#kava.precisebank.v1.QueryRemainderRequest) | [QueryRemainderResponse](#kava.precisebank.v1.QueryRemainderResponse) | Remainder returns the amount backed by the reserve, but not yet owned by any account, i.e. not in circulation. | GET|/kava/precisebank/v1/remainder|
+| `FractionalBalance` | [QueryFractionalBalanceRequest](#kava.precisebank.v1.QueryFractionalBalanceRequest) | [QueryFractionalBalanceResponse](#kava.precisebank.v1.QueryFractionalBalanceResponse) | FractionalBalance returns only the fractional balance of an address. This does not include any integer balance. | GET|/kava/precisebank/v1/fractional_balance/{address}|

 <!-- end services -->

--- a/proto/kava/precisebank/v1/query.proto
+++ b/proto/kava/precisebank/v1/query.proto
@ -15,6 +15,18 @@ service Query {
  rpc TotalFractionalBalances(QueryTotalFractionalBalancesRequest) returns (QueryTotalFractionalBalancesResponse) {
    option (google.api.http).get = "/kava/precisebank/v1/total_fractional_balances";
  }
+
+  // Remainder returns the amount backed by the reserve, but not yet owned by
+  // any account, i.e. not in circulation.
+  rpc Remainder(QueryRemainderRequest) returns (QueryRemainderResponse) {
+    option (google.api.http).get = "/kava/precisebank/v1/remainder";
+  }
+
+  // FractionalBalance returns only the fractional balance of an address. This
+  // does not include any integer balance.
+  rpc FractionalBalance(QueryFractionalBalanceRequest) returns (QueryFractionalBalanceResponse) {
+    option (google.api.http).get = "/kava/precisebank/v1/fractional_balance/{address}";
+  }
 }

 // QueryTotalFractionalBalancesRequest defines the request type for Query/TotalFractionalBalances method.
@ -26,3 +38,25 @@ message QueryTotalFractionalBalancesResponse {
  // module.
  cosmos.base.v1beta1.Coin total = 1 [(gogoproto.nullable) = false];
 }
+
+// QueryRemainderRequest defines the request type for Query/Remainder method.
+message QueryRemainderRequest {}
+
+// QueryRemainderResponse defines the response type for Query/Remainder method.
+message QueryRemainderResponse {
+  // remainder is the amount backed by the reserve, but not yet owned by any
+  // account, i.e. not in circulation.
+  cosmos.base.v1beta1.Coin remainder = 1 [(gogoproto.nullable) = false];
+}
+
+// QueryFractionalBalanceRequest defines the request type for Query/FractionalBalance method.
+message QueryFractionalBalanceRequest {
+  // address is the account address to query  fractional balance for.
+  string address = 1;
+}
+
+// QueryFractionalBalanceResponse defines the response type for Query/FractionalBalance method.
+message QueryFractionalBalanceResponse {
+  // fractional_balance is the fractional balance of the address.
+  cosmos.base.v1beta1.Coin fractional_balance = 1 [(gogoproto.nullable) = false];
+}
--- a/x/precisebank/keeper/grpc_query.go
+++ b/x/precisebank/keeper/grpc_query.go
@ -36,3 +36,38 @@ func (s queryServer) TotalFractionalBalances(
 		Total: totalCoin,
 	}, nil
 }
+
+// Remainder returns the remainder amount in x/precisebank.
+func (s queryServer) Remainder(
+	goCtx context.Context,
+	req *types.QueryRemainderRequest,
+) (*types.QueryRemainderResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+
+	remainder := s.keeper.GetRemainderAmount(ctx)
+	remainderCoin := sdk.NewCoin(types.ExtendedCoinDenom, remainder)
+
+	return &types.QueryRemainderResponse{
+		Remainder: remainderCoin,
+	}, nil
+}
+
+// FractionalBalance returns the fractional balance of an account.
+func (s queryServer) FractionalBalance(
+	goCtx context.Context,
+	req *types.QueryFractionalBalanceRequest,
+) (*types.QueryFractionalBalanceResponse, error) {
+	ctx := sdk.UnwrapSDKContext(goCtx)
+
+	address, err := sdk.AccAddressFromBech32(req.Address)
+	if err != nil {
+		return nil, err
+	}
+
+	amt := s.keeper.GetFractionalBalance(ctx, address)
+	fractionalBalance := sdk.NewCoin(types.ExtendedCoinDenom, amt)
+
+	return &types.QueryFractionalBalanceResponse{
+		FractionalBalance: fractionalBalance,
+	}, nil
+}
--- a/x/precisebank/keeper/grpc_query_test.go
+++ b/x/precisebank/keeper/grpc_query_test.go
@ -8,6 +8,7 @@ import (
 	sdkmath "cosmossdk.io/math"
 	"github.com/cosmos/cosmos-sdk/baseapp"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
 	"github.com/stretchr/testify/suite"

 	"github.com/kava-labs/kava/x/precisebank/keeper"
@ -84,3 +85,87 @@ func (suite *grpcQueryTestSuite) TestQueryTotalFractionalBalance() {
 		})
 	}
 }
+
+func (suite *grpcQueryTestSuite) TestQueryRemainder() {
+	res, err := suite.queryClient.Remainder(
+		context.Background(),
+		&types.QueryRemainderRequest{},
+	)
+	suite.Require().NoError(err)
+
+	expRemainder := sdk.NewCoin(types.ExtendedCoinDenom, sdkmath.ZeroInt())
+	suite.Require().Equal(expRemainder, res.Remainder)
+
+	// Mint fractional coins to create non-zero remainder
+
+	pbk := suite.App.GetPrecisebankKeeper()
+
+	coin := sdk.NewCoin(types.ExtendedCoinDenom, sdkmath.OneInt())
+	err = pbk.MintCoins(
+		suite.Ctx,
+		minttypes.ModuleName,
+		sdk.NewCoins(coin),
+	)
+	suite.Require().NoError(err)
+
+	res, err = suite.queryClient.Remainder(
+		context.Background(),
+		&types.QueryRemainderRequest{},
+	)
+	suite.Require().NoError(err)
+
+	expRemainder.Amount = types.ConversionFactor().Sub(coin.Amount)
+	suite.Require().Equal(expRemainder, res.Remainder)
+}
+
+func (suite *grpcQueryTestSuite) TestQueryFractionalBalance() {
+	testCases := []struct {
+		name        string
+		giveBalance sdkmath.Int
+	}{
+		{
+			"zero",
+			sdkmath.ZeroInt(),
+		},
+		{
+			"min amount",
+			sdkmath.OneInt(),
+		},
+		{
+			"max amount",
+			types.ConversionFactor().SubRaw(1),
+		},
+		{
+			"multiple integer amounts, 0 fractional",
+			types.ConversionFactor().MulRaw(5),
+		},
+		{
+			"multiple integer amounts, non-zero fractional",
+			types.ConversionFactor().MulRaw(5).Add(types.ConversionFactor().QuoRaw(2)),
+		},
+	}
+
+	for _, tc := range testCases {
+		suite.Run(tc.name, func() {
+			suite.SetupTest()
+
+			addr := sdk.AccAddress([]byte("test"))
+
+			coin := sdk.NewCoin(types.ExtendedCoinDenom, tc.giveBalance)
+			suite.MintToAccount(addr, sdk.NewCoins(coin))
+
+			res, err := suite.queryClient.FractionalBalance(
+				context.Background(),
+				&types.QueryFractionalBalanceRequest{
+					Address: addr.String(),
+				},
+			)
+			suite.Require().NoError(err)
+
+			// Only fractional amount, even if minted more than conversion factor
+			expAmount := tc.giveBalance.Mod(types.ConversionFactor())
+			expFractionalBalance := sdk.NewCoin(types.ExtendedCoinDenom, expAmount)
+			suite.Require().Equal(expFractionalBalance, res.FractionalBalance)
+		})
+	}
+}
--- a/x/precisebank/types/query.pb.go
+++ b/x/precisebank/types/query.pb.go
@ -107,36 +107,205 @@ func (m *QueryTotalFractionalBalancesResponse) XXX_DiscardUnknown() {

 var xxx_messageInfo_QueryTotalFractionalBalancesResponse proto.InternalMessageInfo

+// QueryRemainderRequest defines the request type for Query/Remainder method.
+type QueryRemainderRequest struct {
+}
+
+func (m *QueryRemainderRequest) Reset()         { *m = QueryRemainderRequest{} }
+func (m *QueryRemainderRequest) String() string { return proto.CompactTextString(m) }
+func (*QueryRemainderRequest) ProtoMessage()    {}
+func (*QueryRemainderRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_8a91a8caa7551030, []int{2}
+}
+func (m *QueryRemainderRequest) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *QueryRemainderRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_QueryRemainderRequest.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 *QueryRemainderRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_QueryRemainderRequest.Merge(m, src)
+}
+func (m *QueryRemainderRequest) XXX_Size() int {
+	return m.Size()
+}
+func (m *QueryRemainderRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_QueryRemainderRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_QueryRemainderRequest proto.InternalMessageInfo
+
+// QueryRemainderResponse defines the response type for Query/Remainder method.
+type QueryRemainderResponse struct {
+	// remainder is the amount backed by the reserve, but not yet owned by any
+	// account, i.e. not in circulation.
+	Remainder types.Coin `protobuf:"bytes,1,opt,name=remainder,proto3" json:"remainder"`
+}
+
+func (m *QueryRemainderResponse) Reset()         { *m = QueryRemainderResponse{} }
+func (m *QueryRemainderResponse) String() string { return proto.CompactTextString(m) }
+func (*QueryRemainderResponse) ProtoMessage()    {}
+func (*QueryRemainderResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_8a91a8caa7551030, []int{3}
+}
+func (m *QueryRemainderResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *QueryRemainderResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_QueryRemainderResponse.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 *QueryRemainderResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_QueryRemainderResponse.Merge(m, src)
+}
+func (m *QueryRemainderResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *QueryRemainderResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_QueryRemainderResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_QueryRemainderResponse proto.InternalMessageInfo
+
+// QueryFractionalBalanceRequest defines the request type for Query/FractionalBalance method.
+type QueryFractionalBalanceRequest struct {
+	// address is the account address to query  fractional balance for.
+	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+}
+
+func (m *QueryFractionalBalanceRequest) Reset()         { *m = QueryFractionalBalanceRequest{} }
+func (m *QueryFractionalBalanceRequest) String() string { return proto.CompactTextString(m) }
+func (*QueryFractionalBalanceRequest) ProtoMessage()    {}
+func (*QueryFractionalBalanceRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_8a91a8caa7551030, []int{4}
+}
+func (m *QueryFractionalBalanceRequest) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *QueryFractionalBalanceRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_QueryFractionalBalanceRequest.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 *QueryFractionalBalanceRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_QueryFractionalBalanceRequest.Merge(m, src)
+}
+func (m *QueryFractionalBalanceRequest) XXX_Size() int {
+	return m.Size()
+}
+func (m *QueryFractionalBalanceRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_QueryFractionalBalanceRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_QueryFractionalBalanceRequest proto.InternalMessageInfo
+
+// QueryFractionalBalanceResponse defines the response type for Query/FractionalBalance method.
+type QueryFractionalBalanceResponse struct {
+	// fractional_balance is the fractional balance of the address.
+	FractionalBalance types.Coin `protobuf:"bytes,1,opt,name=fractional_balance,json=fractionalBalance,proto3" json:"fractional_balance"`
+}
+
+func (m *QueryFractionalBalanceResponse) Reset()         { *m = QueryFractionalBalanceResponse{} }
+func (m *QueryFractionalBalanceResponse) String() string { return proto.CompactTextString(m) }
+func (*QueryFractionalBalanceResponse) ProtoMessage()    {}
+func (*QueryFractionalBalanceResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_8a91a8caa7551030, []int{5}
+}
+func (m *QueryFractionalBalanceResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *QueryFractionalBalanceResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_QueryFractionalBalanceResponse.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 *QueryFractionalBalanceResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_QueryFractionalBalanceResponse.Merge(m, src)
+}
+func (m *QueryFractionalBalanceResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *QueryFractionalBalanceResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_QueryFractionalBalanceResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_QueryFractionalBalanceResponse proto.InternalMessageInfo
+
 func init() {
 	proto.RegisterType((*QueryTotalFractionalBalancesRequest)(nil), "kava.precisebank.v1.QueryTotalFractionalBalancesRequest")
 	proto.RegisterType((*QueryTotalFractionalBalancesResponse)(nil), "kava.precisebank.v1.QueryTotalFractionalBalancesResponse")
+	proto.RegisterType((*QueryRemainderRequest)(nil), "kava.precisebank.v1.QueryRemainderRequest")
+	proto.RegisterType((*QueryRemainderResponse)(nil), "kava.precisebank.v1.QueryRemainderResponse")
+	proto.RegisterType((*QueryFractionalBalanceRequest)(nil), "kava.precisebank.v1.QueryFractionalBalanceRequest")
+	proto.RegisterType((*QueryFractionalBalanceResponse)(nil), "kava.precisebank.v1.QueryFractionalBalanceResponse")
 }

 func init() { proto.RegisterFile("kava/precisebank/v1/query.proto", fileDescriptor_8a91a8caa7551030) }

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+	0x92, 0xce, 0xc6, 0xb0, 0xe9, 0x4c, 0x36, 0x33, 0x2d, 0x2e, 0xe2, 0xc5, 0xb3, 0x07, 0xc1, 0x93,
+	0x9f, 0xc4, 0x6f, 0x20, 0x3d, 0x2e, 0x78, 0xf1, 0x24, 0xda, 0xfa, 0x41, 0x24, 0x93, 0x69, 0xd5,
+	0xb6, 0x91, 0xea, 0x6d, 0x32, 0xcf, 0xcb, 0xff, 0xf7, 0xcc, 0xf3, 0x27, 0x78, 0xfb, 0x00, 0x86,
+	0xc0, 0xf3, 0x42, 0xc4, 0xa9, 0x16, 0x11, 0xc8, 0x03, 0x3e, 0x0c, 0xf9, 0xe1, 0x40, 0x14, 0x47,
+	0x2c, 0x2f, 0x94, 0x51, 0xe4, 0x4c, 0x99, 0xc0, 0x7e, 0x4b, 0x60, 0xc3, 0xd0, 0xa7, 0xb1, 0xd2,
+	0x7d, 0xa5, 0x79, 0x04, 0x5a, 0xf0, 0x61, 0x18, 0x09, 0x03, 0x21, 0x8f, 0x55, 0x2a, 0xab, 0x22,
+	0xff, 0x6c, 0xa2, 0x12, 0x65, 0x8f, 0xbc, 0x3c, 0xb9, 0xdb, 0x8b, 0x89, 0x52, 0x49, 0x26, 0x38,
+	0xe4, 0x29, 0x07, 0x29, 0x95, 0x01, 0x93, 0x2a, 0xa9, 0xab, 0x68, 0x70, 0x15, 0x5f, 0x7e, 0x5c,
+	0xea, 0x3e, 0x51, 0x06, 0xb2, 0x07, 0x05, 0xc4, 0x65, 0x10, 0xb2, 0x0e, 0x64, 0x20, 0x63, 0xa1,
+	0xbb, 0xe2, 0x70, 0x20, 0xb4, 0x09, 0x9e, 0xe3, 0x2b, 0x7f, 0x4f, 0xd3, 0xb9, 0x92, 0x5a, 0x90,
+	0xdb, 0x78, 0xdd, 0x94, 0x29, 0x5b, 0x68, 0x07, 0x5d, 0x3f, 0xdd, 0xbc, 0xc0, 0x2a, 0x64, 0x56,
+	0x22, 0x33, 0x87, 0xcc, 0xee, 0xab, 0x54, 0x76, 0xd6, 0x46, 0x5f, 0xb7, 0xbd, 0x6e, 0x95, 0x1d,
+	0x6c, 0xe2, 0x73, 0xb6, 0x7d, 0x57, 0xf4, 0x21, 0x95, 0x3d, 0x51, 0x4c, 0x75, 0x9f, 0xe2, 0xf3,
+	0xf3, 0x01, 0xa7, 0x74, 0x0f, 0x37, 0x8a, 0xe9, 0xe5, 0xaa, 0x6a, 0xbf, 0x2a, 0x82, 0x36, 0xbe,
+	0x64, 0x1b, 0x2f, 0xcc, 0xe2, 0x94, 0xc9, 0x16, 0x3e, 0x05, 0xbd, 0x5e, 0x21, 0xb4, 0xb6, 0xdd,
+	0x1b, 0xdd, 0xe9, 0x67, 0x90, 0x63, 0x5a, 0x57, 0xea, 0xd8, 0x1e, 0x61, 0xb2, 0x3f, 0x0b, 0xee,
+	0x45, 0x55, 0x74, 0x55, 0xc8, 0x8d, 0xfd, 0xf9, 0xbe, 0xcd, 0x0f, 0x6b, 0x78, 0xdd, 0x4a, 0x92,
+	0x4f, 0x08, 0x6f, 0xd6, 0xec, 0x80, 0xdc, 0x65, 0x4b, 0x4c, 0xc3, 0x56, 0xd8, 0xae, 0xdf, 0xfe,
+	0x8f, 0xca, 0x6a, 0xd4, 0xe0, 0xce, 0x9b, 0xcf, 0x3f, 0xde, 0x9f, 0xb8, 0x45, 0x18, 0x5f, 0x66,
+	0x69, 0xbb, 0xdd, 0xbd, 0xc5, 0xb7, 0xd0, 0xe4, 0x2d, 0xc2, 0x8d, 0xd9, 0x52, 0xc9, 0x8d, 0x7a,
+	0x80, 0x79, 0x4b, 0xf8, 0x37, 0x57, 0xca, 0x75, 0x78, 0xd7, 0x2c, 0xde, 0x0e, 0xa1, 0x4b, 0xf1,
+	0x66, 0x76, 0x20, 0x1f, 0x11, 0xde, 0x58, 0x98, 0x92, 0x34, 0xeb, 0xa5, 0xea, 0x7c, 0xe3, 0xb7,
+	0xfe, 0xa9, 0xc6, 0x61, 0xb6, 0x2d, 0x66, 0x8b, 0x84, 0x4b, 0x31, 0x17, 0xdf, 0x8f, 0xbf, 0x72,
+	0x66, 0x7c, 0xdd, 0x79, 0x38, 0xfa, 0x4e, 0xbd, 0xd1, 0x98, 0xa2, 0xe3, 0x31, 0x45, 0xdf, 0xc6,
+	0x14, 0xbd, 0x9b, 0x50, 0xef, 0x78, 0x42, 0xbd, 0x2f, 0x13, 0xea, 0x3d, 0xdb, 0x4d, 0x52, 0xf3,
+	0x62, 0x10, 0xb1, 0x58, 0xf5, 0x6d, 0xeb, 0xdd, 0x0c, 0x22, 0x5d, 0x89, 0xbc, 0xfc, 0x43, 0xc6,
+	0x1c, 0xe5, 0x42, 0x47, 0x27, 0xed, 0x4f, 0xa1, 0xf5, 0x33, 0x00, 0x00, 0xff, 0xff, 0xf1, 0x25,
+	0x13, 0x91, 0xa0, 0x04, 0x00, 0x00,
 }

 // Reference imports to suppress errors if they are not otherwise used.
@ -154,6 +323,12 @@ type QueryClient interface {
 	// TotalFractionalBalances returns the total sum of all fractional balances
 	// managed by the precisebank module.
 	TotalFractionalBalances(ctx context.Context, in *QueryTotalFractionalBalancesRequest, opts ...grpc.CallOption) (*QueryTotalFractionalBalancesResponse, error)
+	// Remainder returns the amount backed by the reserve, but not yet owned by
+	// any account, i.e. not in circulation.
+	Remainder(ctx context.Context, in *QueryRemainderRequest, opts ...grpc.CallOption) (*QueryRemainderResponse, error)
+	// FractionalBalance returns only the fractional balance of an address. This
+	// does not include any integer balance.
+	FractionalBalance(ctx context.Context, in *QueryFractionalBalanceRequest, opts ...grpc.CallOption) (*QueryFractionalBalanceResponse, error)
 }

 type queryClient struct {
@ -173,11 +348,35 @@ func (c *queryClient) TotalFractionalBalances(ctx context.Context, in *QueryTota
 	return out, nil
 }

+func (c *queryClient) Remainder(ctx context.Context, in *QueryRemainderRequest, opts ...grpc.CallOption) (*QueryRemainderResponse, error) {
+	out := new(QueryRemainderResponse)
+	err := c.cc.Invoke(ctx, "/kava.precisebank.v1.Query/Remainder", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *queryClient) FractionalBalance(ctx context.Context, in *QueryFractionalBalanceRequest, opts ...grpc.CallOption) (*QueryFractionalBalanceResponse, error) {
+	out := new(QueryFractionalBalanceResponse)
+	err := c.cc.Invoke(ctx, "/kava.precisebank.v1.Query/FractionalBalance", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // QueryServer is the server API for Query service.
 type QueryServer interface {
 	// TotalFractionalBalances returns the total sum of all fractional balances
 	// managed by the precisebank module.
 	TotalFractionalBalances(context.Context, *QueryTotalFractionalBalancesRequest) (*QueryTotalFractionalBalancesResponse, error)
+	// Remainder returns the amount backed by the reserve, but not yet owned by
+	// any account, i.e. not in circulation.
+	Remainder(context.Context, *QueryRemainderRequest) (*QueryRemainderResponse, error)
+	// FractionalBalance returns only the fractional balance of an address. This
+	// does not include any integer balance.
+	FractionalBalance(context.Context, *QueryFractionalBalanceRequest) (*QueryFractionalBalanceResponse, error)
 }

 // UnimplementedQueryServer can be embedded to have forward compatible implementations.
@ -187,6 +386,12 @@ type UnimplementedQueryServer struct {
 func (*UnimplementedQueryServer) TotalFractionalBalances(ctx context.Context, req *QueryTotalFractionalBalancesRequest) (*QueryTotalFractionalBalancesResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method TotalFractionalBalances not implemented")
 }
+func (*UnimplementedQueryServer) Remainder(ctx context.Context, req *QueryRemainderRequest) (*QueryRemainderResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Remainder not implemented")
+}
+func (*UnimplementedQueryServer) FractionalBalance(ctx context.Context, req *QueryFractionalBalanceRequest) (*QueryFractionalBalanceResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method FractionalBalance not implemented")
+}

 func RegisterQueryServer(s grpc1.Server, srv QueryServer) {
 	s.RegisterService(&_Query_serviceDesc, srv)
@ -210,6 +415,42 @@ func _Query_TotalFractionalBalances_Handler(srv interface{}, ctx context.Context
 	return interceptor(ctx, in, info, handler)
 }

+func _Query_Remainder_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(QueryRemainderRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(QueryServer).Remainder(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/kava.precisebank.v1.Query/Remainder",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(QueryServer).Remainder(ctx, req.(*QueryRemainderRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Query_FractionalBalance_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(QueryFractionalBalanceRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(QueryServer).FractionalBalance(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/kava.precisebank.v1.Query/FractionalBalance",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(QueryServer).FractionalBalance(ctx, req.(*QueryFractionalBalanceRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _Query_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "kava.precisebank.v1.Query",
 	HandlerType: (*QueryServer)(nil),
@ -218,6 +459,14 @@ var _Query_serviceDesc = grpc.ServiceDesc{
 			MethodName: "TotalFractionalBalances",
 			Handler:    _Query_TotalFractionalBalances_Handler,
 		},
+		{
+			MethodName: "Remainder",
+			Handler:    _Query_Remainder_Handler,
+		},
+		{
+			MethodName: "FractionalBalance",
+			Handler:    _Query_FractionalBalance_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "kava/precisebank/v1/query.proto",
@ -279,6 +528,125 @@ func (m *QueryTotalFractionalBalancesResponse) MarshalToSizedBuffer(dAtA []byte)
 	return len(dAtA) - i, nil
 }

+func (m *QueryRemainderRequest) 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 *QueryRemainderRequest) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *QueryRemainderRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	return len(dAtA) - i, nil
+}
+
+func (m *QueryRemainderResponse) 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 *QueryRemainderResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *QueryRemainderResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	{
+		size, err := m.Remainder.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintQuery(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0xa
+	return len(dAtA) - i, nil
+}
+
+func (m *QueryFractionalBalanceRequest) 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 *QueryFractionalBalanceRequest) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *QueryFractionalBalanceRequest) 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 *QueryFractionalBalanceResponse) 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 *QueryFractionalBalanceResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *QueryFractionalBalanceResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	{
+		size, err := m.FractionalBalance.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintQuery(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0xa
+	return len(dAtA) - i, nil
+}
+
 func encodeVarintQuery(dAtA []byte, offset int, v uint64) int {
 	offset -= sovQuery(v)
 	base := offset
@ -310,6 +678,50 @@ func (m *QueryTotalFractionalBalancesResponse) Size() (n int) {
 	return n
 }

+func (m *QueryRemainderRequest) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	return n
+}
+
+func (m *QueryRemainderResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = m.Remainder.Size()
+	n += 1 + l + sovQuery(uint64(l))
+	return n
+}
+
+func (m *QueryFractionalBalanceRequest) 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 *QueryFractionalBalanceResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = m.FractionalBalance.Size()
+	n += 1 + l + sovQuery(uint64(l))
+	return n
+}
+
 func sovQuery(x uint64) (n int) {
 	return (math_bits.Len64(x|1) + 6) / 7
 }
@ -449,6 +861,304 @@ func (m *QueryTotalFractionalBalancesResponse) Unmarshal(dAtA []byte) error {
 	}
 	return nil
 }
+func (m *QueryRemainderRequest) 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: QueryRemainderRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: QueryRemainderRequest: 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 *QueryRemainderResponse) 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: QueryRemainderResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: QueryRemainderResponse: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Remainder", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.Remainder.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			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 *QueryFractionalBalanceRequest) 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: QueryFractionalBalanceRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: QueryFractionalBalanceRequest: 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 ErrIntOverflowQuery
+				}
+				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 ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Address = string(dAtA[iNdEx:postIndex])
+			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 *QueryFractionalBalanceResponse) 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: QueryFractionalBalanceResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: QueryFractionalBalanceResponse: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field FractionalBalance", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowQuery
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthQuery
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthQuery
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.FractionalBalance.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			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 skipQuery(dAtA []byte) (n int, err error) {
 	l := len(dAtA)
 	iNdEx := 0
--- a/x/precisebank/types/query.pb.gw.go
+++ b/x/precisebank/types/query.pb.gw.go
@ -51,6 +51,78 @@ func local_request_Query_TotalFractionalBalances_0(ctx context.Context, marshale

 }

+func request_Query_Remainder_0(ctx context.Context, marshaler runtime.Marshaler, client QueryClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq QueryRemainderRequest
+	var metadata runtime.ServerMetadata
+
+	msg, err := client.Remainder(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_Query_Remainder_0(ctx context.Context, marshaler runtime.Marshaler, server QueryServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq QueryRemainderRequest
+	var metadata runtime.ServerMetadata
+
+	msg, err := server.Remainder(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
+func request_Query_FractionalBalance_0(ctx context.Context, marshaler runtime.Marshaler, client QueryClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq QueryFractionalBalanceRequest
+	var metadata runtime.ServerMetadata
+
+	var (
+		val string
+		ok  bool
+		err error
+		_   = err
+	)
+
+	val, ok = pathParams["address"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "address")
+	}
+
+	protoReq.Address, err = runtime.String(val)
+
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "address", err)
+	}
+
+	msg, err := client.FractionalBalance(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_Query_FractionalBalance_0(ctx context.Context, marshaler runtime.Marshaler, server QueryServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq QueryFractionalBalanceRequest
+	var metadata runtime.ServerMetadata
+
+	var (
+		val string
+		ok  bool
+		err error
+		_   = err
+	)
+
+	val, ok = pathParams["address"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "address")
+	}
+
+	protoReq.Address, err = runtime.String(val)
+
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "address", err)
+	}
+
+	msg, err := server.FractionalBalance(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
 // RegisterQueryHandlerServer registers the http handlers for service Query to "mux".
 // UnaryRPC     :call QueryServer directly.
 // StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
@ -80,6 +152,52 @@ func RegisterQueryHandlerServer(ctx context.Context, mux *runtime.ServeMux, serv

 	})

+	mux.Handle("GET", pattern_Query_Remainder_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_Remainder_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_Remainder_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	mux.Handle("GET", pattern_Query_FractionalBalance_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_FractionalBalance_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_FractionalBalance_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	return nil
 }

@ -141,13 +259,61 @@ func RegisterQueryHandlerClient(ctx context.Context, mux *runtime.ServeMux, clie

 	})

+	mux.Handle("GET", pattern_Query_Remainder_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_Remainder_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_Remainder_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	mux.Handle("GET", pattern_Query_FractionalBalance_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_FractionalBalance_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_FractionalBalance_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	return nil
 }

 var (
 	pattern_Query_TotalFractionalBalances_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2, 2, 3}, []string{"kava", "precisebank", "v1", "total_fractional_balances"}, "", runtime.AssumeColonVerbOpt(false)))
+
+	pattern_Query_Remainder_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2, 2, 3}, []string{"kava", "precisebank", "v1", "remainder"}, "", runtime.AssumeColonVerbOpt(false)))
+
+	pattern_Query_FractionalBalance_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2, 2, 3, 1, 0, 4, 1, 5, 4}, []string{"kava", "precisebank", "v1", "fractional_balance", "address"}, "", runtime.AssumeColonVerbOpt(false)))
 )

 var (
 	forward_Query_TotalFractionalBalances_0 = runtime.ForwardResponseMessage
+
+	forward_Query_Remainder_0 = runtime.ForwardResponseMessage
+
+	forward_Query_FractionalBalance_0 = runtime.ForwardResponseMessage
 )