auto* sampler =
      TFE_MonitoringNewSampler0("test/sampler", buckets, status, "test");
  CHECK_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);
  auto* cell = TFE_MonitoringGetCellSampler0(sampler);
  TFE_MonitoringSamplerCellAdd(cell, 1.0);
  auto* collection_registry = monitoring::CollectionRegistry::Default();
  monitoring::CollectionRegistry::CollectMetricsOptions options;

    delete result;
    return nullptr;
  }
  return result;
}

void TFE_MonitoringDeleteSampler0(TFE_MonitoringSampler0* sampler) {
  delete sampler;
}

TFE_MonitoringSamplerCell* TFE_MonitoringGetCellSampler0(
    TFE_MonitoringSampler0* sampler) {
  return static_cast<TFE_MonitoringSamplerCell*>(
      static_cast<void*>(sampler->sampler->GetCell()));
}

TFE_MonitoringSampler1* TFE_MonitoringNewSampler1(

    const char* description);
TF_CAPI_EXPORT extern void TFE_MonitoringDeleteSampler0(
    TFE_MonitoringSampler0* sampler);
TF_CAPI_EXPORT extern TFE_MonitoringSamplerCell* TFE_MonitoringGetCellSampler0(
    TFE_MonitoringSampler0* sampler);

// APIs for Sampler with 1 label.
typedef struct TFE_MonitoringSampler1 TFE_MonitoringSampler1;
TF_CAPI_EXPORT extern TFE_MonitoringSampler1* TFE_MonitoringNewSampler1(