package tombstone import ( tombstone "github.com/nspcc-dev/neofs-api-go/v2/tombstone/grpc" "google.golang.org/protobuf/encoding/protojson" ) func (s *Tombstone) MarshalJSON() ([]byte, error) { return protojson.MarshalOptions{ EmitUnpopulated: true, }.Marshal( TombstoneToGRPCMessage(s), ) } func (s *Tombstone) UnmarshalJSON(data []byte) error { msg := new(tombstone.Tombstone) if err := protojson.Unmarshal(data, msg); err != nil { return err } *s = *TombstoneFromGRPCMessage(msg) return nil }