us-docker.pkg.dev/grpc-testing/testing-images-public/grpc_artifact_python_manylinux2014_x64:1949ee70cc9de7ec0ed7ed3c209c0a67a3c17778@sha256:84e0b37c7f61aebff44877993ec678f0e34869e70bca651f1cbd0e46485454b4