{
   "epochs": [ {
      "calculation_time": "13366521365934691",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367183788020711",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1FFA6CB1E459B2873A14BD12511980DE7CA184DEAD8AB425984E91E80ACC5FB9",
   "next_scheduled_calculation_time": "13367788588020803"
}
