{
   "epochs": [ {
      "calculation_time": "13366755986271942",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367427976814843",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6ADC389F1935649C658A13C623811E66BCAB078D14726C746935453B0DAFD0FA",
   "next_scheduled_calculation_time": "13368032776815177"
}
