us-docker.pkg.dev/grpc-testing/testing-images-public/grpc_artifact_python_manylinux2014_x86:fda00560d600eed356f8d6bef2cc8416d0a6b790@sha256:8fce8e094b00935dc1f2640b4c2b10216c5a8711c0f4444efbafcd8c355a75a8