Imports github.com/improbable-eng/grpc-web/go/grpcweb go.uber.org/zap github.com/consensys/zslbox/snark github.com/consensys/zslbox/zsl github.com/jpmorganchase/zsl-q/zsl-golang/zsl/sha256 google.golang.org/grpc/codes google.golang.org/grpc Standard library imports context net/http os crypto/rand encoding/binary encoding/hex flag fmt