public static com.google.cloud.memorystore.v1.BackupInstanceRequest parseFrom(
      com.google.protobuf.ByteString data,
      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
  }
<pre>
Optional. The id of the backup to be created. If not specified, the
default value ([YYYYMMDDHHMMSS]_[Shortened Instance UID] is used.
</pre>

<code>optional string backup_id = 3 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The bytes for backupId.
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/BackupInstanceRequest.java