Imports github.com/prysmaticlabs/go-bitfield github.com/gogo/protobuf/gogoproto github.com/gogo/protobuf/proto github.com/prysmaticlabs/ethereumapis/eth/v1alpha1 google.golang.org/grpc google.golang.org/grpc/codes google.golang.org/grpc/status Standard library imports context fmt io math math/bits