@java.lang.Override
    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }
<pre>
Optional. Idempotent request UUID.
</pre>

<code>
string request_id = 2 [(.google.api.field_behavior) = OPTIONAL, (.google.api.field_info) = { ... }
</code>

@param value The bytes for requestId to set.
@return This builder for chaining.
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/DeleteBackupRequest.java