{
   "epochs": [ {
      "calculation_time": "13366790932411418",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367464704457033",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "51DFDB34C9C627810482E5F2D4485193E4777916C6B7F2E3025F4EA8D4EEE17D",
   "next_scheduled_calculation_time": "13368069504457218"
}
