public java.lang.String getUid() {
        java.lang.Object ref = uid_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          uid_ = s;
          return s;
        } else {
          return (java.lang.String) 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 uid.
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/CrossInstanceReplicationConfig.java