HTTP/2 over TLS was not negotiated on an HTTP/2-only endpoint. #11
Description
Hello,
I am trying to test my first gRPC service I wrote in .Net Core. When I hit the service in Postman I get the this error: "HTTP/2 over TLS was not negotiated on an HTTP/2-only endpoint.". Please tell me how to fix this. Also, how I can add the json library support in .Net Core?