public Builder clearIdentity() {
      bitField0_ = (bitField0_ & ~0x00000001);
      identity_ = null;
      if (identityBuilder_ != null) {
        identityBuilder_.dispose();
        identityBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
ServiceIdentity that was created or retrieved.
</pre>

<code>.google.cloud.tpu.v2.ServiceIdentity identity = 1;</code>
java-tpu/proto-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/GenerateServiceIdentityResponse.java