if (meta_data_get_unsigned_int(meta, key, &uint64_value) != 0) {
strarray_free(meta_data_keys, meta_data_keys_len);
return grpc::Status(grpc::StatusCode::INTERNAL,
if (meta_data_get_unsigned_int(meta, key, &uint64_value) != 0) {
strarray_free(meta_data_keys, meta_data_keys_len);
return grpc::Status(grpc::StatusCode::INTERNAL,