diff --git a/api/mesh/v1alpha1/metadata.pb.go b/api/mesh/v1alpha1/metadata.pb.go
index 5f34659..6a074f7 100644
--- a/api/mesh/v1alpha1/metadata.pb.go
+++ b/api/mesh/v1alpha1/metadata.pb.go
@@ -1,26 +1,19 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.28.1
-// 	protoc        v3.20.0
+// 	protoc        v4.22.2
 // source: api/mesh/v1alpha1/metadata.proto
 
 package v1alpha1
 
 import (
+	_ "github.com/apache/dubbo-kubernetes/api/mesh"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
 	sync "sync"
 )
 
-import (
-	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
-
-	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
-)
-
-import (
-	_ "github.com/apache/dubbo-kubernetes/api/mesh"
-)
-
 const (
 	// Verify that this generated code is sufficiently up-to-date.
 	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
@@ -144,8 +137,9 @@
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	ApplicationName string `protobuf:"bytes,1,opt,name=applicationName,proto3" json:"applicationName,omitempty"`
-	Revision        string `protobuf:"bytes,2,opt,name=revision,proto3" json:"revision,omitempty"`
+	Nonce           string `protobuf:"bytes,1,opt,name=nonce,proto3" json:"nonce,omitempty"`
+	ApplicationName string `protobuf:"bytes,2,opt,name=applicationName,proto3" json:"applicationName,omitempty"`
+	Revision        string `protobuf:"bytes,3,opt,name=revision,proto3" json:"revision,omitempty"`
 }
 
 func (x *MetadataSyncRequest) Reset() {
@@ -180,6 +174,13 @@
 	return file_api_mesh_v1alpha1_metadata_proto_rawDescGZIP(), []int{2}
 }
 
+func (x *MetadataSyncRequest) GetNonce() string {
+	if x != nil {
+		return x.Nonce
+	}
+	return ""
+}
+
 func (x *MetadataSyncRequest) GetApplicationName() string {
 	if x != nil {
 		return x.ApplicationName
@@ -199,9 +200,9 @@
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Nonce    string      `protobuf:"bytes,1,opt,name=nonce,proto3" json:"nonce,omitempty"`
-	Revision int64       `protobuf:"varint,2,opt,name=revision,proto3" json:"revision,omitempty"`
-	Mappings []*MetaData `protobuf:"bytes,3,rep,name=mappings,proto3" json:"mappings,omitempty"`
+	Nonce     string      `protobuf:"bytes,1,opt,name=nonce,proto3" json:"nonce,omitempty"`
+	Revision  int64       `protobuf:"varint,2,opt,name=revision,proto3" json:"revision,omitempty"`
+	MetaDatum []*MetaData `protobuf:"bytes,3,rep,name=metaDatum,proto3" json:"metaDatum,omitempty"`
 }
 
 func (x *MetadataSyncResponse) Reset() {
@@ -250,9 +251,9 @@
 	return 0
 }
 
-func (x *MetadataSyncResponse) GetMappings() []*MetaData {
+func (x *MetadataSyncResponse) GetMetaDatum() []*MetaData {
 	if x != nil {
-		return x.Mappings
+		return x.MetaDatum
 	}
 	return nil
 }
@@ -436,78 +437,80 @@
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+	0x33,
 }
 
 var (
@@ -535,7 +538,7 @@
 }
 var file_api_mesh_v1alpha1_metadata_proto_depIdxs = []int32{
 	4, // 0: dubbo.mesh.v1alpha1.MetaDataRegisterRequest.metadata:type_name -> dubbo.mesh.v1alpha1.MetaData
-	4, // 1: dubbo.mesh.v1alpha1.MetadataSyncResponse.mappings:type_name -> dubbo.mesh.v1alpha1.MetaData
+	4, // 1: dubbo.mesh.v1alpha1.MetadataSyncResponse.metaDatum:type_name -> dubbo.mesh.v1alpha1.MetaData
 	6, // 2: dubbo.mesh.v1alpha1.MetaData.services:type_name -> dubbo.mesh.v1alpha1.MetaData.ServicesEntry
 	7, // 3: dubbo.mesh.v1alpha1.ServiceInfo.params:type_name -> dubbo.mesh.v1alpha1.ServiceInfo.ParamsEntry
 	5, // 4: dubbo.mesh.v1alpha1.MetaData.ServicesEntry.value:type_name -> dubbo.mesh.v1alpha1.ServiceInfo
diff --git a/api/mesh/v1alpha1/metadata.proto b/api/mesh/v1alpha1/metadata.proto
index d00d36f..ad6fd43 100644
--- a/api/mesh/v1alpha1/metadata.proto
+++ b/api/mesh/v1alpha1/metadata.proto
@@ -25,14 +25,15 @@
 
 // 可以根据应用名和版本号进行获取
 message MetadataSyncRequest {
-  string applicationName = 1;
-  string revision = 2;
+  string nonce = 1;
+  string applicationName = 2;
+  string revision = 3;
 }
 
 message MetadataSyncResponse {
   string nonce = 1;
   int64 revision = 2;
-  repeated MetaData mappings = 3;
+  repeated MetaData metaDatum = 3;
 }
 
 message MetaData {
diff --git a/api/mesh/v1alpha1/metadata_grpc.pb.go b/api/mesh/v1alpha1/metadata_grpc.pb.go
index a1303f6..0a216e9 100644
--- a/api/mesh/v1alpha1/metadata_grpc.pb.go
+++ b/api/mesh/v1alpha1/metadata_grpc.pb.go
@@ -1,12 +1,13 @@
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.2.0
+// - protoc             v4.22.2
+// source: api/mesh/v1alpha1/metadata.proto
 
 package v1alpha1
 
 import (
 	context "context"
-)
-
-import (
 	grpc "google.golang.org/grpc"
 	codes "google.golang.org/grpc/codes"
 	status "google.golang.org/grpc/status"