public UnaryCallSettings.Builder<
            GenerateServiceIdentityRequest, GenerateServiceIdentityResponse>
        generateServiceIdentitySettings() {
      return generateServiceIdentitySettings;
    }
Returns the builder for the settings used for calls to generateServiceIdentity.
java-tpu/google-cloud-tpu/src/main/java/com/google/cloud/tpu/v2alpha1/stub/TpuStubSettings.java