gRPC-Gateway: Mapping gRPC status code to HTTP code

Hi,
I am using gRPC-Gateway plugin to transport REST to gRPC microservices, but the status code in response from gRPC to HTTP do not mapping, it always response 200.
Please help me find the way to mapping this HTTP status code.
Thank you!!!

@OliverBui308 Were you able to find a solution for this issue?