us-docker.pkg.dev/grpc-testing/testing-images-public/grpc_interop_go1.11:e6f2d28a2807d82b6c7e2627181cd8cd1623603b@sha256:f2fe3a0a581c687ee4217bf58fd42b18bb1f63d3d006f1b67379ff553b0e23c6