diff --git a/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommand.cs b/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommand.cs
index 2cdf4a6..9c4a3a2 100644
--- a/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommand.cs
+++ b/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommand.cs
@@ -8,6 +8,6 @@ public record VerifyOtpTokenCommand : IRequest<VerifyOtpTokenResponseDto>
     //کد 
     public string Code { get; init; }
     //کد معرف والد 
-    public string ParentReferralCode { get; init; }
+    public string? ParentReferralCode { get; init; }
 
 }
\ No newline at end of file
diff --git a/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommandValidator.cs b/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommandValidator.cs
index 61c9589..5cd1c5a 100644
--- a/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommandValidator.cs
+++ b/src/FrontOffice.BFF.Application/UserCQ/Commands/VerifyOtpToken/VerifyOtpTokenCommandValidator.cs
@@ -9,8 +9,6 @@ public class VerifyOtpTokenCommandValidator : AbstractValidator<VerifyOtpTokenCo
             .NotEmpty();
         RuleFor(model => model.Code)
             .NotEmpty();
-        RuleFor(model => model.ParentReferralCode)
-            .NotEmpty();
     }
     public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
     {
diff --git a/src/Protobufs/FrontOffice.BFF.User.Protobuf/FrontOffice.BFF.User.Protobuf.csproj b/src/Protobufs/FrontOffice.BFF.User.Protobuf/FrontOffice.BFF.User.Protobuf.csproj
index 7aba0a8..6586b0d 100644
--- a/src/Protobufs/FrontOffice.BFF.User.Protobuf/FrontOffice.BFF.User.Protobuf.csproj
+++ b/src/Protobufs/FrontOffice.BFF.User.Protobuf/FrontOffice.BFF.User.Protobuf.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>net7.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
-    <Version>0.0.112</Version>
+    <Version>0.0.113</Version>
     <DebugType>None</DebugType>
     <DebugSymbols>False</DebugSymbols>
     <GeneratePackageOnBuild>False</GeneratePackageOnBuild>
diff --git a/src/Protobufs/FrontOffice.BFF.User.Protobuf/Protos/user.proto b/src/Protobufs/FrontOffice.BFF.User.Protobuf/Protos/user.proto
index 7d42eb3..affaedf 100644
--- a/src/Protobufs/FrontOffice.BFF.User.Protobuf/Protos/user.proto
+++ b/src/Protobufs/FrontOffice.BFF.User.Protobuf/Protos/user.proto
@@ -135,7 +135,7 @@ message VerifyOtpTokenRequest
     string mobile = 1;
     string purpose = 2;
     string code = 3;
-    string parent_referral_code = 4;
+    google.protobuf.StringValue parent_referral_code = 4;
 }
 message VerifyOtpTokenResponse
 {
diff --git a/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/GetUserRequestValidator.cs b/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/GetUserRequestValidator.cs
deleted file mode 100644
index 81d3ca8..0000000
--- a/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/GetUserRequestValidator.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using FluentValidation;
-using FrontOffice.BFF.User.Protobuf.Protos.User;
-namespace FrontOffice.BFF.User.Protobuf.Validator;
-
-public class GetUserRequestValidator : AbstractValidator<GetUserRequest>
-{
-    public GetUserRequestValidator()
-    {
-        RuleFor(model => model.Id)
-            .NotNull();
-    }
-    public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
-    {
-        var result = await ValidateAsync(ValidationContext<GetUserRequest>.CreateWithOptions((GetUserRequest)model, x => x.IncludeProperties(propertyName)));
-        if (result.IsValid)
-            return Array.Empty<string>();
-        return result.Errors.Select(e => e.ErrorMessage);
-    };
-}
diff --git a/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/VerifyOtpTokenRequestValidator.cs b/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/VerifyOtpTokenRequestValidator.cs
index 4c958c0..cc8b4be 100644
--- a/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/VerifyOtpTokenRequestValidator.cs
+++ b/src/Protobufs/FrontOffice.BFF.User.Protobuf/Validator/VerifyOtpTokenRequestValidator.cs
@@ -12,8 +12,6 @@ public class VerifyOtpTokenRequestValidator : AbstractValidator<VerifyOtpTokenRe
             .NotEmpty();
         RuleFor(model => model.Code)
             .NotEmpty();
-        RuleFor(model => model.ParentReferralCode)
-            .NotEmpty();
     }
     public Func<object, string, Task<IEnumerable<string>>> ValidateValue => async (model, propertyName) =>
     {