us-docker.pkg.dev/grpc-testing/testing-images-public/grpc_artifact_python_manylinux2014_aarch64:8f31a9a0d9098577fa01bacbfc2940e7894fa0bd@sha256:9ea49947ec64337cdd40086912b59ace394179f87cf42531a077c5e5b86c1fe0