[Stacktrace](https://gist.github.com/elyast/f04e428b2bfe57c6b205e3909280fc6b) Please see reference protobuffer definitions: [Example client article/code](https://medium.com/@junwan01/a-java-client-for-tensorflow-serving-grpc-api-d37b5ad747aa) Related to #https://github.com/higherkindness/mu-scala/issues/1024