@java.lang.Override
  public com.google.protobuf.ByteString getTargetBytes() {
    java.lang.Object ref = target_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      target_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }
<pre>
Target of the operation - for example
projects/project-1/connectivityTests/test-1
</pre>

<code>string target = 3;</code>

@return The bytes for target.
java-tpu/proto-google-cloud-tpu-v1/src/main/java/com/google/cloud/tpu/v1/OperationMetadata.java