{
   "epochs": [ {
      "calculation_time": "13366496256768036",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367159334595774",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "33F13420CD78837B3368EB73D65A792CE4657E349154115A3667273955350A19",
   "next_scheduled_calculation_time": "13367764134596113"
}
