{
   "epochs": [ {
      "calculation_time": "13370719133761015",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377716328947942",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DD8A06E214B1434F18CB1012F1DC5F9B6D3004B866CBD08DA3D15995F5027BC5",
   "next_scheduled_calculation_time": "13378321128948002"
}
