Invalid wrapper type: google.protobuf.StringValue I was using your demo project: https://github.com/wiremock/wiremock-grpc-demos syntax = "proto3"; option csharp_namespace = "My.Package"; option java_package = "com.my.package"; import "google/protobuf/wrappers.proto"; service MySvc { rpc GetBond(MyRequest) returns (MyResponse) {} } message MyRequest { string myValue = 1; } message MyResponse { bool success = 1; string message = 2;...