@java.lang.Override
    public com.google.protobuf.ByteString getUidBytes() {
      java.lang.Object ref = uid_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        uid_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
<pre>
Output only. The unique identifier of the remote instance.
</pre>

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

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