public Builder clearGenericMetadata() {
      bitField0_ = (bitField0_ & ~0x00000001);
      genericMetadata_ = null;
      if (genericMetadataBuilder_ != null) {
        genericMetadataBuilder_.dispose();
        genericMetadataBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
The common part of the operation metadata.
</pre>

<code>.google.cloud.vertexai.v1.GenericOperationMetadata generic_metadata = 1;</code>
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/DeleteOperationMetadata.java