r-cran-rprotobuf 0.4.17-1build2 (s390x binary) in ubuntu groovy

 r-cran-protobuf is a GNU R package providing an interface to the
 Protocol Buffers API. Protocol Buffers are a way of encoding structured
 data in an efficient yet extensible format. Google uses Protocol Buffers
 for almost all of its internal RPC protocols and file formats.