diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 974d114..6e0a46e 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,12 +4,10 @@
     <option name="autoReloadType" value="ALL" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="3fefb2c4-b6f9-466b-a523-53352e8d6f95" name="更改" comment=":bug: Fix internal token audience update isn't fully applied">
+    <list default="true" id="3fefb2c4-b6f9-466b-a523-53352e8d6f95" name="更改" comment=":arrow_up: Implement list user relative grpc function">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/go.mod" beforeDir="false" afterPath="$PROJECT_DIR$/go.mod" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/go.sum" beforeDir="false" afterPath="$PROJECT_DIR$/go.sum" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pkg/internal/grpc/auth.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/grpc/auth.go" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/settings.toml" beforeDir="false" afterPath="$PROJECT_DIR$/settings.toml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/pkg/internal/models/accounts.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/models/accounts.go" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/pkg/internal/server/api/avatar_api.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/server/api/avatar_api.go" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -156,7 +154,6 @@
     </option>
   </component>
   <component name="VcsManagerConfiguration">
-    <MESSAGE value=":zap: Optimized audit, event logging system&#10;:sparkles: Audit logs&#10;:sparkles: Admin edit user permissions" />
     <MESSAGE value=":sparkles: Admin force confirm account" />
     <MESSAGE value=":sparkles: Admin notify one user" />
     <MESSAGE value=":sparkles: Admin check users' auth factor" />
@@ -181,7 +178,8 @@
     <MESSAGE value=":wastebasket: Clean up code" />
     <MESSAGE value=":sparkles: Use capital to deal with links" />
     <MESSAGE value=":bug: Fix internal token audience update isn't fully applied" />
-    <option name="LAST_COMMIT_MESSAGE" value=":bug: Fix internal token audience update isn't fully applied" />
+    <MESSAGE value=":arrow_up: Implement list user relative grpc function" />
+    <option name="LAST_COMMIT_MESSAGE" value=":arrow_up: Implement list user relative grpc function" />
   </component>
   <component name="VgoProject">
     <settings-migrated>true</settings-migrated>
diff --git a/pkg/internal/models/accounts.go b/pkg/internal/models/accounts.go
index 749d09a..65667f2 100644
--- a/pkg/internal/models/accounts.go
+++ b/pkg/internal/models/accounts.go
@@ -15,8 +15,8 @@ type Account struct {
 	Name        string            `json:"name" gorm:"uniqueIndex"`
 	Nick        string            `json:"nick"`
 	Description string            `json:"description"`
-	Avatar      *uint             `json:"avatar"`
-	Banner      *uint             `json:"banner"`
+	Avatar      *string           `json:"avatar"`
+	Banner      *string           `json:"banner"`
 	ConfirmedAt *time.Time        `json:"confirmed_at"`
 	SuspendedAt *time.Time        `json:"suspended_at"`
 	PermNodes   datatypes.JSONMap `json:"perm_nodes"`
@@ -38,14 +38,14 @@ type Account struct {
 
 func (v Account) GetAvatar() *string {
 	if v.Avatar != nil {
-		return lo.ToPtr(fmt.Sprintf("%s/%d", viper.GetString("content_endpoint"), *v.Avatar))
+		return lo.ToPtr(fmt.Sprintf("%s/%s", viper.GetString("content_endpoint"), *v.Avatar))
 	}
 	return nil
 }
 
 func (v Account) GetBanner() *string {
 	if v.Banner != nil {
-		return lo.ToPtr(fmt.Sprintf("%s/%d", viper.GetString("content_endpoint"), *v.Banner))
+		return lo.ToPtr(fmt.Sprintf("%s/%s", viper.GetString("content_endpoint"), *v.Banner))
 	}
 	return nil
 }
diff --git a/pkg/internal/server/api/avatar_api.go b/pkg/internal/server/api/avatar_api.go
index 74e1a40..91bb432 100644
--- a/pkg/internal/server/api/avatar_api.go
+++ b/pkg/internal/server/api/avatar_api.go
@@ -15,7 +15,7 @@ func setAvatar(c *fiber.Ctx) error {
 	user := c.Locals("user").(models.Account)
 
 	var data struct {
-		AttachmentID uint `json:"attachment" validate:"required"`
+		AttachmentID string `json:"attachment" validate:"required"`
 	}
 
 	if err := exts.BindAndValidate(c, &data); err != nil {
@@ -40,7 +40,7 @@ func setBanner(c *fiber.Ctx) error {
 	user := c.Locals("user").(models.Account)
 
 	var data struct {
-		AttachmentID uint `json:"attachment" validate:"required"`
+		AttachmentID string `json:"attachment" validate:"required"`
 	}
 
 	if err := exts.BindAndValidate(c, &data); err != nil {