A function that wraps our gRPC request and adds metadata for JWT

gRPC-web Own interceptor.js

export function GetUser(client, callback) { 
  var user = JSON.parse(localStorage.getItem('user'));
  var userRequest = new UserRequest();
  if (user !== null) { 
    userRequest.setId(user.id);
    var metadata = { "x-user-auth-token": user.token, "x-user-auth-id": user.id, }
    client.getUser(userRequest, metadata, callback);
  }
}