040000 tree d4874eab82f353b7f8afb576b28807d98a43e529	example-app-build
040000 tree 574c8f97cc19955d0e9916aa7801723b1be92287	google
040000 tree d65c66dc0cffb1bfcdb2b22470f63b00006238dd	java
040000 tree 8a5be286608288c7a5d46412e8d3ee394e89ddce	proto