{
   "epochs": [ {
      "calculation_time": "13366329436562009",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366995291149191",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E98D210EDE44B7B0BB16EF881AE197D14DB5764C1FA2092860B920AD369A8E29",
   "next_scheduled_calculation_time": "13367600091149434"
}
