marshaler = &runtime.JSONPb{
MarshalOptions: protojson.MarshalOptions{UseProtoNames: true, EmitUnpopulated: true},
}
grpcMux := runtime.NewServeMux(
GWMultipartForm(marshaler),
runtime.WithMarshalerOption(runtime.MIMEWildcard, marshaler),
)
curl -X POST 127.0.0.1:3000/test -F token="my_token" -F audio="@audio.wav"